child-open debug

40 files changed, 781 insertions, 781 deletions

diff --git a/test/confs/0366 b/test/confs/0366
index 12e47cd5b..84ac2e3ce 100644
--- a/test/confs/0366
+++ b/test/confs/0366
@@ -39,7 +39,7 @@ smtp:
 
 begin retry
 
-^[^@]+@ten-      *  F,3s,1s
-*                *  F,3s,1s
+^[^@]+@ten-      *  F,4s,1s
+*                *  F,4s,1s
 
 # End
diff --git a/test/stderr/0002 b/test/stderr/0002
index 665a7624e..1d0ac4382 100644
--- a/test/stderr/0002
+++ b/test/stderr/0002
@@ -255,16 +255,16 @@ dropping to exim gid; retaining priv uid
  ╰─────result: ----> No lookup yet: No
  ╭considering: -oMs  sender_host_name = $sender_host_name
 looking up host name for V4NET.0.0.1
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 IP address lookup yielded "ten-1.test.ex"
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
 checking addresses for ten-1.test.ex
   V4NET.0.0.1 OK
@@ -305,18 +305,18 @@ check hosts = <\n partial-lsearch;TESTSUITE/aux-fixed/0002.lsearch \n 1.2.3.4
 sender host name required, to match against partial-lsearch;TESTSUITE/aux-fixed/0002.lsearch
 looking up host name for V4NET.0.0.1
 DNS lookup of 1.0.0.V4NET.in-addr.arpa (PTR) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 1.0.0.V4NET.in-addr.arpa (PTR) succeeded
 IP address lookup yielded "ten-1.test.ex"
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (A) succeeded
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
 checking addresses for ten-1.test.ex
diff --git a/test/stderr/0044 b/test/stderr/0044
index d52e76ecc..483c822cc 100644
--- a/test/stderr/0044
+++ b/test/stderr/0044
@@ -78,16 +78,16 @@ check dnslists = rbl.test.ex
 dnslists check: rbl.test.ex
 new DNS lookup for 13.12.11.V4NET.rbl.test.ex
 DNS lookup of 13.12.11.V4NET.rbl.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 13.12.11.V4NET.rbl.test.ex (A) succeeded
 dnslists: wrote cache entry, ttl=3
 DNS lookup for 13.12.11.V4NET.rbl.test.ex succeeded (yielding 127.0.0.2)
 DNS lookup of 13.12.11.V4NET.rbl.test.ex (TXT) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 13.12.11.V4NET.rbl.test.ex (TXT) succeeded
 => that means V4NET.11.12.13 is listed at rbl.test.ex
 deny: condition test succeeded in ACL "check_recipient"
@@ -244,9 +244,9 @@ check dnslists = rbl.test.ex
 dnslists check: rbl.test.ex
 new DNS lookup for 99.99.99.V4NET.rbl.test.ex
 DNS lookup of 99.99.99.V4NET.rbl.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 99.99.99.V4NET.rbl.test.ex (A) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
 faking res_search(A) response length as 65535
diff --git a/test/stderr/0078 b/test/stderr/0078
index 26e6cfc9a..06dd2bd68 100644
--- a/test/stderr/0078
+++ b/test/stderr/0078
@@ -10,27 +10,27 @@ checking domains
 calling lookuphost router
 lookuphost router called for xx@mxt6.test.ex
   domain = mxt6.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 set transport remote_smtp
 queued for remote_smtp transport: local_part = xx
 domain = mxt6.test.ex
@@ -53,15 +53,15 @@ checking domains
 calling lookuphost router
 lookuphost router called for myhost.test.ex@mxt1.test.ex
   domain = mxt1.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 lowest numbered MX record points to local host: mxt1.test.ex: passed to next router (self = pass)
 lookuphost router passed for myhost.test.ex@mxt1.test.ex
 --------> self router <--------
@@ -77,12 +77,12 @@ expanded list of hosts = 'myhost.test.ex' options = 'byname'
 set transport remote_smtp
 finding IP address for myhost.test.ex
 calling host_find_byname
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 queued for remote_smtp transport: local_part = myhost.test.ex
 domain = mxt1.test.ex
   errors_to=NULL
@@ -104,15 +104,15 @@ checking domains
 calling lookuphost router
 lookuphost router called for xx@mxt1.test.ex
   domain = mxt1.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 lowest numbered MX record points to local host: mxt1.test.ex: passed to next router (self = pass)
 lookuphost router passed for xx@mxt1.test.ex
 --------> self router <--------
@@ -128,12 +128,12 @@ expanded list of hosts = 'xx' options = 'byname'
 set transport remote_smtp
 finding IP address for xx
 calling host_find_byname
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 self router passed for xx@mxt1.test.ex
 --------> self2 router <--------
 local_part=xx domain=mxt1.test.ex
@@ -148,12 +148,12 @@ expanded list of hosts = 'myhost.test.ex' options = 'byname'
 set transport remote_smtp
 finding IP address for myhost.test.ex
 calling host_find_byname
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 queued for remote_smtp transport: local_part = xx
 domain = mxt1.test.ex
   errors_to=NULL
@@ -175,9 +175,9 @@ checking domains
 calling lookuphost router
 lookuphost router called for xx@not.exist
   domain = not.exist
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 lookuphost router declined for xx@not.exist
 "more" is false: skipping remaining routers
 no more routers
diff --git a/test/stderr/0094 b/test/stderr/0094
index abf4258f5..d8b195582 100644
--- a/test/stderr/0094
+++ b/test/stderr/0094
@@ -80,31 +80,31 @@ LOG: smtp_connection MAIN
 host in host_lookup? yes (matched "0.0.0.0/0")
 looking up host name for V4NET.99.99.90
 DNS lookup of 90.99.99.V4NET.in-addr.arpa (PTR) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 90.99.99.V4NET.in-addr.arpa (PTR) succeeded
 IP address lookup yielded "oneback.test.ex"
   alias "host1.masq.test.ex"
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of oneback.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of oneback.test.ex (A) succeeded
 oneback.test.ex V4NET.99.99.90 mx=-1 sort=xx 
 checking addresses for oneback.test.ex
 Forward DNS security status: unverified
   V4NET.99.99.90 OK
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of host1.masq.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of host1.masq.test.ex (A) succeeded
 host1.masq.test.ex V4NET.90.90.90 mx=-1 sort=xx 
 checking addresses for host1.masq.test.ex
diff --git a/test/stderr/0117 b/test/stderr/0117
index 7e1735a41..5421be345 100644
--- a/test/stderr/0117
+++ b/test/stderr/0117
@@ -8,27 +8,27 @@ local_part=xxx domain=mxt9.test.ex
 calling lookuphost router
 lookuphost router called for xxx@mxt9.test.ex
   domain = mxt9.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 queued for <unset> transport: local_part = xxx
 domain = mxt9.test.ex
   errors_to=NULL
@@ -50,27 +50,27 @@ local_part=xxx domain=mxt9a.test.ex
 calling lookuphost router
 lookuphost router called for xxx@mxt9a.test.ex
   domain = mxt9a.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 queued for <unset> transport: local_part = xxx
 domain = mxt9a.test.ex
   errors_to=NULL
@@ -92,27 +92,27 @@ local_part=xxx domain=mxt9b.test.ex
 calling lookuphost router
 lookuphost router called for xxx@mxt9b.test.ex
   domain = mxt9b.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 queued for <unset> transport: local_part = xxx
 domain = mxt9b.test.ex
   errors_to=NULL
diff --git a/test/stderr/0161 b/test/stderr/0161
index 5cc392abd..e7a79d0d3 100644
--- a/test/stderr/0161
+++ b/test/stderr/0161
@@ -15,27 +15,27 @@ checking domains
 calling lookuphost router
 lookuphost router called for xx@mxt6.test.ex
   domain = mxt6.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 set transport remote_smtp
 queued for remote_smtp transport: local_part = xx
 domain = mxt6.test.ex
@@ -63,15 +63,15 @@ checking domains
 calling lookuphost router
 lookuphost router called for myhost.test.ex@mxt1.test.ex
   domain = mxt1.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 lowest numbered MX record points to local host: mxt1.test.ex: passed to next router (self = pass)
 lookuphost router passed for myhost.test.ex@mxt1.test.ex
 --------> fail router <--------
@@ -92,12 +92,12 @@ expanded list of hosts = 'myhost.test.ex' options = 'byname'
 set transport remote_smtp
 finding IP address for myhost.test.ex
 calling host_find_byname
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 queued for remote_smtp transport: local_part = myhost.test.ex
 domain = mxt1.test.ex
   errors_to=NULL
@@ -124,15 +124,15 @@ checking domains
 calling lookuphost router
 lookuphost router called for xx@mxt1.test.ex
   domain = mxt1.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 lowest numbered MX record points to local host: mxt1.test.ex: passed to next router (self = pass)
 lookuphost router passed for xx@mxt1.test.ex
 --------> fail router <--------
@@ -153,12 +153,12 @@ expanded list of hosts = 'xx' options = 'byname'
 set transport remote_smtp
 finding IP address for xx
 calling host_find_byname
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 self router passed for xx@mxt1.test.ex
 --------> self2 router <--------
 local_part=xx domain=mxt1.test.ex
@@ -173,12 +173,12 @@ expanded list of hosts = 'myhost.test.ex' options = 'byname'
 set transport remote_smtp
 finding IP address for myhost.test.ex
 calling host_find_byname
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 queued for remote_smtp transport: local_part = xx
 domain = mxt1.test.ex
   errors_to=NULL
@@ -205,9 +205,9 @@ checking domains
 calling lookuphost router
 lookuphost router called for xx@not.exist
   domain = not.exist
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 lookuphost router declined for xx@not.exist
 "more" is false: skipping remaining routers
 no more routers
@@ -225,15 +225,15 @@ checking local_parts
 calling failuphost router
 failuphost router called for ff@mxt1.test.ex
   domain = mxt1.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 lowest numbered MX record points to local host: mxt1.test.ex: address failed (self = fail)
 failuphost router forced address failure
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=2 >>>>>>>>>>>>>>>>
@@ -254,15 +254,15 @@ checking domains
 calling lookuphost router
 lookuphost router called for fff@mxt1.test.ex
   domain = mxt1.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 lowest numbered MX record points to local host: mxt1.test.ex: passed to next router (self = pass)
 lookuphost router passed for fff@mxt1.test.ex
 --------> fail router <--------
@@ -279,11 +279,11 @@ expanded list of hosts = 'fff' options = 'byname'
 set transport remote_smtp
 finding IP address for fff
 calling host_find_byname
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 fail router forced address failure
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=2 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0183 b/test/stderr/0183
index 0de70e79b..689426240 100644
--- a/test/stderr/0183
+++ b/test/stderr/0183
@@ -32,9 +32,9 @@ lookuphost router called for userx@test.again.dns
   domain = test.again.dns
 test.again.dns in "*"? yes (matched "*")
 DNS lookup of test.again.dns (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of test.again.dns (MX) gave TRY_AGAIN
 test.again.dns in dns_again_means_nonexist? no (option unset)
 returning DNS_AGAIN
@@ -93,18 +93,18 @@ lookuphost router called for abcd@ten-1.test.ex
   domain = ten-1.test.ex
 ten-1.test.ex in "*"? yes (matched "*")
 DNS lookup of ten-1.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1.test.ex-MX-xxxx, ttl 3000
 ten-1.test.ex (MX resp) DNSSEC
 DNS lookup of ten-1.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (A) succeeded
 fully qualified name = ten-1.test.ex
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
@@ -144,9 +144,9 @@ finding IP address for test.again.dns
 doing DNS lookup
 test.again.dns in "*"? yes (matched "*")
 DNS lookup of test.again.dns (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of test.again.dns (A) gave TRY_AGAIN
 test.again.dns in dns_again_means_nonexist? no (option unset)
 returning DNS_AGAIN
@@ -207,9 +207,9 @@ lookuphost router called for xyz@ten-1.test.ex
 ten-1.test.ex in "*"? yes (matched "*")
 DNS lookup of ten-1.test.ex-MX: using cached value DNS_NODATA
 DNS lookup of ten-1.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (A) succeeded
 fully qualified name = ten-1.test.ex
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
@@ -257,9 +257,9 @@ lookuphost router called for userx@test.fail.dns
   domain = test.fail.dns
 test.fail.dns in "*"? yes (matched "*")
 DNS lookup of test.fail.dns (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of test.fail.dns (MX) gave NO_RECOVERY
 returning DNS_FAIL
  writing neg-cache entry for test.fail.dns-MX-xxxx, ttl -1
@@ -317,18 +317,18 @@ lookuphost router called for abcd@ten-1.test.ex
   domain = ten-1.test.ex
 ten-1.test.ex in "*"? yes (matched "*")
 DNS lookup of ten-1.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1.test.ex-MX-xxxx, ttl 3000
 ten-1.test.ex (MX resp) DNSSEC
 DNS lookup of ten-1.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (A) succeeded
 fully qualified name = ten-1.test.ex
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
@@ -368,9 +368,9 @@ finding IP address for test.fail.dns
 doing DNS lookup
 test.fail.dns in "*"? yes (matched "*")
 DNS lookup of test.fail.dns (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of test.fail.dns (A) gave NO_RECOVERY
 returning DNS_FAIL
  writing neg-cache entry for test.fail.dns-A-xxxx, ttl -1
@@ -430,9 +430,9 @@ lookuphost router called for xyz@ten-1.test.ex
 ten-1.test.ex in "*"? yes (matched "*")
 DNS lookup of ten-1.test.ex-MX: using cached value DNS_NODATA
 DNS lookup of ten-1.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (A) succeeded
 fully qualified name = ten-1.test.ex
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
@@ -480,9 +480,9 @@ lookuphost router called for userx@nonexist.test.ex
   domain = nonexist.test.ex
 nonexist.test.ex in "*"? yes (matched "*")
 DNS lookup of nonexist.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of nonexist.test.ex (MX) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
 faking res_search(MX) response length as 65535
@@ -543,18 +543,18 @@ lookuphost router called for abcd@ten-1.test.ex
   domain = ten-1.test.ex
 ten-1.test.ex in "*"? yes (matched "*")
 DNS lookup of ten-1.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1.test.ex-MX-xxxx, ttl 3000
 ten-1.test.ex (MX resp) DNSSEC
 DNS lookup of ten-1.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (A) succeeded
 fully qualified name = ten-1.test.ex
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
@@ -594,9 +594,9 @@ finding IP address for nonexist.test.ex
 doing DNS lookup
 nonexist.test.ex in "*"? yes (matched "*")
 DNS lookup of nonexist.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of nonexist.test.ex (A) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
 faking res_search(A) response length as 65535
@@ -657,9 +657,9 @@ lookuphost router called for xyz@ten-1.test.ex
 ten-1.test.ex in "*"? yes (matched "*")
 DNS lookup of ten-1.test.ex-MX: using cached value DNS_NODATA
 DNS lookup of ten-1.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (A) succeeded
 fully qualified name = ten-1.test.ex
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
@@ -697,9 +697,9 @@ srv router called for srv@test.again.dns
   domain = test.again.dns
 test.again.dns in "*"? yes (matched "*")
 DNS lookup of _smtp._tcp.test.again.dns (SRV) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of _smtp._tcp.test.again.dns (SRV) gave TRY_AGAIN
 _smtp._tcp.test.again.dns in dns_again_means_nonexist? no (option unset)
 returning DNS_AGAIN
@@ -722,27 +722,27 @@ srv router called for srv@test.fail.dns
   domain = test.fail.dns
 test.fail.dns in "*"? yes (matched "*")
 DNS lookup of _smtp._tcp.test.fail.dns (SRV) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of _smtp._tcp.test.fail.dns (SRV) gave NO_RECOVERY
 returning DNS_FAIL
  writing neg-cache entry for _smtp._tcp.test.fail.dns-SRV-xxxx, ttl -1
 test.fail.dns in "test.fail.dns"? yes (matched "test.fail.dns")
 DNS_FAIL treated as DNS_NODATA (domain in srv_fail_domains)
 DNS lookup of test.fail.dns (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of test.fail.dns (MX) gave NO_RECOVERY
 returning DNS_FAIL
  writing neg-cache entry for test.fail.dns-MX-xxxx, ttl -1
 test.fail.dns in "test.fail.dns"? yes (matched "test.fail.dns")
 DNS_FAIL treated as DNS_NODATA (domain in mx_fail_domains)
 DNS lookup of test.fail.dns (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of test.fail.dns (A) gave NO_RECOVERY
 returning DNS_FAIL
  writing neg-cache entry for test.fail.dns-A-xxxx, ttl -1
@@ -784,9 +784,9 @@ lookuphost router called for userx@nonexist.example.com
   domain = nonexist.example.com
 nonexist.example.com in "*"? yes (matched "*")
 DNS lookup of nonexist.example.com (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of nonexist.example.com (MX) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
 faking res_search(MX) response length as 65535
@@ -831,9 +831,9 @@ delay router called for userd@nonexist.example.com
 nonexist.example.com in "*"? yes (matched "*")
 DNS lookup of nonexist.example.com-MX: cached value DNS_NOMATCH past valid time
 DNS lookup of nonexist.example.com (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of nonexist.example.com (MX) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
 faking res_search(MX) response length as 65535
diff --git a/test/stderr/0277 b/test/stderr/0277
index 48136b686..187d49238 100644
--- a/test/stderr/0277
+++ b/test/stderr/0277
@@ -16,9 +16,9 @@ host in "V4NET.2.3.4"? yes (matched "V4NET.2.3.4")
 host in host_lookup? yes (matched "+lookup_hosts")
 looking up host name for V4NET.2.3.4
 DNS lookup of 4.3.2.V4NET.in-addr.arpa (PTR) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 4.3.2.V4NET.in-addr.arpa (PTR) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
 DNS: no SOA record found for neg-TTL
@@ -97,9 +97,9 @@ host in "V4NET.6.7.8"? no (end of list)
 host in host_lookup? yes (end of list)
 looking up host name for V4NET.10.11.12
 DNS lookup of 12.11.10.V4NET.in-addr.arpa (PTR) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 12.11.10.V4NET.in-addr.arpa (PTR) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
 DNS: no SOA record found for neg-TTL
@@ -145,9 +145,9 @@ host in "V4NET.6.7.8"? no (end of list)
 host in host_lookup? yes (end of list)
 looking up host name for V4NET.1.1.1
 DNS lookup of 1.1.1.V4NET.in-addr.arpa (PTR) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 1.1.1.V4NET.in-addr.arpa (PTR) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
 DNS: no SOA record found for neg-TTL
@@ -193,9 +193,9 @@ host in "V4NET.6.7.8"? no (end of list)
 host in host_lookup? yes (end of list)
 looking up host name for V4NET.2.2.2
 DNS lookup of 2.2.2.V4NET.in-addr.arpa (PTR) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 2.2.2.V4NET.in-addr.arpa (PTR) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
 DNS: no SOA record found for neg-TTL
diff --git a/test/stderr/0278 b/test/stderr/0278
index af7929f5e..ddd397005 100644
--- a/test/stderr/0278
+++ b/test/stderr/0278
@@ -296,21 +296,21 @@ r2 router called for unknown@test.ex
   domain = test.ex
 test.ex in "*"? yes (matched "*")
 DNS lookup of test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of test.ex (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
  writing neg-cache entry for test.ex-MX-xxxx, ttl 3000
 test.ex (MX resp) DNSSEC
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of test.ex (A) gave NO_DATA
 returning DNS_NODATA
 faking res_search(A) response length as 65535
diff --git a/test/stderr/0283 b/test/stderr/0283
index ff002dc9a..cc345b1bc 100644
--- a/test/stderr/0283
+++ b/test/stderr/0283
@@ -34,10 +34,10 @@ fresh-exec forking for delivery (local)
 postfork: delivery (local)
 changed uid/gid: local delivery to somebody <somebody@myhost.test.ex> transport=t1
   uid=EXIM_UID gid=EXIM_GID pid=pppp
-delivery (local) forking for child-open
-postfork: child-open
+delivery (local) forking for pipe-tpt-cmd
+postfork: pipe-tpt-cmd
 fresh-exec forked for delivery (local): npppp
-delivery (local) forked for child-open: npppp
+delivery (local) forked for pipe-tpt-cmd: npppp
 delivery (local) forking for pipe-transport output
 postfork: pipe-transport output
 delivery (local) forked for pipe-transport output: npppp
diff --git a/test/stderr/0315 b/test/stderr/0315
index 3dcdcf76c..83558251d 100644
--- a/test/stderr/0315
+++ b/test/stderr/0315
@@ -31,15 +31,15 @@ checking domains
 calling r1 router
 r1 router called for y@ten-1.test.ex
   domain = ten-1.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 set transport t1
 queued for t1 transport: local_part = y
 domain = ten-1.test.ex
@@ -107,15 +107,15 @@ local_part=y domain=ten-2.test.ex
 calling r2 router
 r2 router called for y@ten-2.test.ex
   domain = ten-2.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 set transport t1
 queued for t1 transport: local_part = y
 domain = ten-2.test.ex
@@ -136,9 +136,9 @@ local_part=x domain=ten-2.test.ex
 calling r2 router
 r2 router called for x@ten-2.test.ex
   domain = ten-2.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 queued for t1 transport: local_part = x
 domain = ten-2.test.ex
   errors_to=NULL
diff --git a/test/stderr/0360 b/test/stderr/0360
index 59a5dfbdf..6bb0486cf 100644
--- a/test/stderr/0360
+++ b/test/stderr/0360
@@ -106,19 +106,19 @@ checking domains
 calling r1 router
 r1 router called for unknown@recurse.test.ex
   domain = recurse.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 r1 router widened recurse.test.ex to recurse.test.ex.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 domain changed to recurse.test.ex.test.ex
 rewriting header lines
 re-routed to unknown@recurse.test.ex.test.ex
@@ -139,9 +139,9 @@ checking domains
 calling r1 router
 r1 router called for unknown@recurse.test.ex.test.ex
   domain = recurse.test.ex.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 set transport t1
 queued for t1 transport: local_part = unknown
 domain = recurse.test.ex.test.ex
diff --git a/test/stderr/0361 b/test/stderr/0361
index b760bc582..1003d75fe 100644
--- a/test/stderr/0361
+++ b/test/stderr/0361
@@ -101,9 +101,9 @@ r1 router called for kilos@recurse.test.ex
   domain = recurse.test.ex
 recurse.test.ex in "*"? yes (matched "*")
 DNS lookup of recurse.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of recurse.test.ex (MX) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
 faking res_search(MX) response length as 65535
@@ -111,21 +111,21 @@ faking res_search(MX) response length as 65535
 r1 router widened recurse.test.ex to recurse.test.ex.test.ex
 recurse.test.ex.test.ex in "*"? yes (matched "*")
 DNS lookup of recurse.test.ex.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of recurse.test.ex.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
  writing neg-cache entry for recurse.test.ex.test.ex-MX-xxxx, ttl 3000
 recurse.test.ex.test.ex (MX resp) DNSSEC
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of recurse.test.ex.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of recurse.test.ex.test.ex (A) succeeded
 fully qualified name = recurse.test.ex.test.ex
 recurse.test.ex.test.ex V4NET.99.0.2 mx=-1 sort=xx 
diff --git a/test/stderr/0364 b/test/stderr/0364
index b80065f17..161975d0f 100644
--- a/test/stderr/0364
+++ b/test/stderr/0364
@@ -73,9 +73,9 @@ checking domains
 calling r2 router
 r2 router called for solik@otherhost.test.ex
   domain = otherhost.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 r2 router declined for solik@otherhost.test.ex
 --------> r3 router <--------
 local_part=solik domain=otherhost.test.ex
@@ -102,9 +102,9 @@ checking domains
 calling r2 router
 r2 router called for solik@otherhost.sub.test.ex
   domain = otherhost.sub.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 r2 router declined for solik@otherhost.sub.test.ex
 --------> r3 router <--------
 local_part=solik domain=otherhost.sub.test.ex
@@ -147,15 +147,15 @@ checking domains
 calling r2 router
 r2 router called for xxx@ten-1.test.ex
   domain = ten-1.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 set transport t1
 queued for t1 transport: local_part = xxx
 domain = ten-1.test.ex
@@ -191,9 +191,9 @@ checking domains
 calling r2 router
 r2 router called for xxx@testsub.test.ex
   domain = testsub.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 r2 router declined for xxx@testsub.test.ex
 --------> r3 router <--------
 local_part=xxx domain=testsub.test.ex
@@ -220,15 +220,15 @@ checking domains
 calling r2 router
 r2 router called for xxx@testsub.sub.test.ex
   domain = testsub.sub.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 queued for t1 transport: local_part = xxx
 domain = testsub.sub.test.ex
   errors_to=NULL
diff --git a/test/stderr/0368 b/test/stderr/0368
index 30e753093..bdb9d6f8f 100644
--- a/test/stderr/0368
+++ b/test/stderr/0368
@@ -2,54 +2,54 @@ Exim version x.yz ....
 configuration file is TESTSUITE/test-config
 admin user
 dropping to exim gid; retaining priv uid
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 discarded duplicate host ten-1.test.ex (MX=8)
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 fully qualified name = mxt9.test.ex
 host_find_bydns yield = HOST_FOUND (3); returned hosts:
   ten-1.test.ex V4NET.0.0.1 MX=5 
   ten-2.test.ex V4NET.0.0.2 MX=6 
   ten-3.test.ex V4NET.0.0.3 MX=7 
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 duplicate IP address V4NET.0.0.5 (MX=5) removed
 duplicate IP address V4NET.0.0.6 (MX=6) removed
 fully qualified name = mxt14.test.ex
@@ -58,23 +58,23 @@ host_find_bydns yield = HOST_FOUND (3); returned hosts:
   ten-5-6.test.ex V4NET.0.0.6 MX=4 
 finding IP address for ten-1.test.ex
 doing DNS lookup
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 fully qualified name = ten-1.test.ex
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
 finding IP address for ten-1.test.ex
 doing DNS lookup
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 fully qualified name = ten-1.test.ex
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
 finding IP address for ten-2.test.ex
 doing DNS lookup
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 fully qualified name = ten-2.test.ex
 ten-2.test.ex V4NET.0.0.2 mx=-1 sort=xx 
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0370 b/test/stderr/0370
index c7f6f360a..1219fb0a3 100644
--- a/test/stderr/0370
+++ b/test/stderr/0370
@@ -27,10 +27,10 @@ changed uid/gid: local delivery to |TESTSUITE/bin/iefbr14 <|TESTSUITE/bin/iefbr1
 t1 transport entered
 direct command:
   argv[0] = 'TESTSUITE/bin/iefbr14'
-delivery (local) forking for child-open
-postfork: child-open
+delivery (local) forking for pipe-tpt-cmd
+postfork: pipe-tpt-cmd
 fresh-exec forked for delivery (local): npppp
-delivery (local) forked for child-open: npppp
+delivery (local) forked for pipe-tpt-cmd: npppp
 delivery (local) forking for pipe-transport output
 postfork: pipe-transport output
 delivery (local) forked for pipe-transport output: npppp
diff --git a/test/stderr/0374 b/test/stderr/0374
index 86f260fc9..80cfecac9 100644
--- a/test/stderr/0374
+++ b/test/stderr/0374
@@ -384,10 +384,10 @@ LOG: MAIN
 locking TESTSUITE/spool/db/retry.lockfile
 fresh-exec forking for delivery (local)
 postfork: delivery (local)
-delivery (local) forking for child-open
-postfork: child-open
+delivery (local) forking for pipe-tpt-cmd
+postfork: pipe-tpt-cmd
 fresh-exec forked for delivery (local): npppp
-delivery (local) forked for child-open: npppp
+delivery (local) forked for pipe-tpt-cmd: npppp
 delivery (local) forking for pipe-transport output
 postfork: pipe-transport output
 delivery (local) forked for pipe-transport output: npppp
@@ -397,10 +397,10 @@ LOG: MAIN
 locking TESTSUITE/spool/db/retry.lockfile
 fresh-exec forking for delivery (local)
 postfork: delivery (local)
-delivery (local) forking for child-open
-postfork: child-open
+delivery (local) forking for pipe-tpt-cmd
+postfork: pipe-tpt-cmd
 fresh-exec forked for delivery (local): npppp
-delivery (local) forked for child-open: npppp
+delivery (local) forked for pipe-tpt-cmd: npppp
 delivery (local) forking for pipe-transport output
 postfork: pipe-transport output
 delivery (local) forked for pipe-transport output: npppp
diff --git a/test/stderr/0375 b/test/stderr/0375
index f12e5cd57..c9a062987 100644
--- a/test/stderr/0375
+++ b/test/stderr/0375
@@ -829,10 +829,10 @@ log writing disabled
 locking TESTSUITE/spool/db/retry.lockfile
 fresh-exec forking for delivery (local)
 postfork: delivery (local)
-delivery (local) forking for child-open
-postfork: child-open
+delivery (local) forking for pipe-tpt-cmd
+postfork: pipe-tpt-cmd
 fresh-exec forked for delivery (local): npppp
-delivery (local) forked for child-open: npppp
+delivery (local) forked for pipe-tpt-cmd: npppp
 delivery (local) forking for pipe-transport output
 postfork: pipe-transport output
 delivery (local) forked for pipe-transport output: npppp
@@ -843,10 +843,10 @@ log writing disabled
 locking TESTSUITE/spool/db/retry.lockfile
 fresh-exec forking for delivery (local)
 postfork: delivery (local)
-delivery (local) forking for child-open
-postfork: child-open
+delivery (local) forking for pipe-tpt-cmd
+postfork: pipe-tpt-cmd
 fresh-exec forked for delivery (local): npppp
-delivery (local) forked for child-open: npppp
+delivery (local) forked for pipe-tpt-cmd: npppp
 delivery (local) forking for pipe-transport output
 postfork: pipe-transport output
 delivery (local) forked for pipe-transport output: npppp
diff --git a/test/stderr/0378 b/test/stderr/0378
index a7b63fd5c..27632ea09 100644
--- a/test/stderr/0378
+++ b/test/stderr/0378
@@ -175,10 +175,10 @@ LOG: MAIN
 locking TESTSUITE/spool/db/retry.lockfile
 fresh-exec forking for delivery (local)
 postfork: delivery (local)
-delivery (local) forking for child-open
-postfork: child-open
+delivery (local) forking for pipe-tpt-cmd
+postfork: pipe-tpt-cmd
 fresh-exec forked for delivery (local): npppp
-delivery (local) forked for child-open: npppp
+delivery (local) forked for pipe-tpt-cmd: npppp
 delivery (local) forking for pipe-transport output
 postfork: pipe-transport output
 delivery (local) forked for pipe-transport output: npppp
diff --git a/test/stderr/0381 b/test/stderr/0381
index 90edf4b2d..5ba914647 100644
--- a/test/stderr/0381
+++ b/test/stderr/0381
@@ -38,31 +38,31 @@ check hosts = *.gov.uk.test.ex
 sender host name required, to match against *.gov.uk.test.ex
 looking up host name for V4NET.99.99.97
 DNS lookup of 97.99.99.V4NET.in-addr.arpa (PTR) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 97.99.99.V4NET.in-addr.arpa (PTR) succeeded
 IP address lookup yielded "x.gov.uk.test.ex"
   alias "x.co.uk.test.ex"
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of x.gov.uk.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of x.gov.uk.test.ex (A) succeeded
 x.gov.uk.test.ex V4NET.99.99.97 mx=-1 sort=xx 
 checking addresses for x.gov.uk.test.ex
 Forward DNS security status: unverified
   V4NET.99.99.97 OK
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of x.co.uk.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of x.co.uk.test.ex (A) succeeded
 x.co.uk.test.ex V4NET.99.99.97 mx=-1 sort=xx 
 checking addresses for x.co.uk.test.ex
diff --git a/test/stderr/0386 b/test/stderr/0386
index 30dfa439a..c8f39d047 100644
--- a/test/stderr/0386
+++ b/test/stderr/0386
@@ -195,16 +195,16 @@ check acl = TESTSUITE/aux-fixed/0386.acl2
 dnslists check: rbl.test.ex
 new DNS lookup for 13.12.11.V4NET.rbl.test.ex
 DNS lookup of 13.12.11.V4NET.rbl.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 13.12.11.V4NET.rbl.test.ex (A) succeeded
 dnslists: wrote cache entry, ttl=3
 DNS lookup for 13.12.11.V4NET.rbl.test.ex succeeded (yielding 127.0.0.2)
 DNS lookup of 13.12.11.V4NET.rbl.test.ex (TXT) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 13.12.11.V4NET.rbl.test.ex (TXT) succeeded
 => that means V4NET.11.12.13 is listed at rbl.test.ex
  warn: condition test succeeded in ACL "TESTSUITE/aux-fixed/0386.acl2"
diff --git a/test/stderr/0393 b/test/stderr/0393
index 19d4c7584..b75199466 100644
--- a/test/stderr/0393
+++ b/test/stderr/0393
@@ -33,10 +33,10 @@ lock file created
 mailbox TESTSUITE/test-mail/userx is locked
 writing to file TESTSUITE/test-mail/userx
 writing data block fd=dddd size=sss timeout=0
-delivery (local) forking for child-open
-postfork: child-open
+delivery (local) forking for transport-filter
+postfork: transport-filter
 fresh-exec forked for delivery (local): npppp
-delivery (local) forked for child-open: npppp
+delivery (local) forked for transport-filter: npppp
 process pppp running as transport filter: fd_write=dddd fd_read=dddd
 delivery (local) forking for transport filter writer
 postfork: transport filter writer
diff --git a/test/stderr/0419 b/test/stderr/0419
index 06311823b..4e6f5f692 100644
--- a/test/stderr/0419
+++ b/test/stderr/0419
@@ -24,25 +24,25 @@ dnslookup router called for k@mxt13.test.ex
   domain = mxt13.test.ex
 mxt13.test.ex in "*"? yes (matched "*")
 DNS lookup of mxt13.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of mxt13.test.ex (MX) succeeded
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of other1.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of other1.test.ex (A) succeeded
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of other2.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of other2.test.ex (A) succeeded
 other1.test.ex in "!mxt13.test.ex : !other1.test.ex : *.test.ex"? no (matched "!other1.test.ex")
 other1.test.ex in hosts_treat_as_local? no (end of list)
diff --git a/test/stderr/0426 b/test/stderr/0426
index ff0caaa34..b41aed92b 100644
--- a/test/stderr/0426
+++ b/test/stderr/0426
@@ -29,16 +29,16 @@ local_part=x domain=uppercase.test.ex
 calling r1 router
 r1 router called for x@uppercase.test.ex
   domain = uppercase.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 uppercase.test.ex (MX resp) DNSSEC
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 local host found for non-MX address
 fully qualified name = UpperCase.test.ex
 uppercase.test.ex 127.0.0.1 mx=-1 sort=xx 
diff --git a/test/stderr/0463 b/test/stderr/0463
index c7f918671..60aac7993 100644
--- a/test/stderr/0463
+++ b/test/stderr/0463
@@ -17,9 +17,9 @@ routing x@ten-1
 local_part=x domain=ten-1
 checking domains
 DNS lookup of ten-1 (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1 (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
@@ -31,21 +31,21 @@ all router called for x@ten-1
   domain = ten-1
 ten-1 in "*"? yes (matched "*")
 DNS lookup of ten-1 (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1 (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1-MX-xxxx, ttl 3000
 ten-1 (MX resp) DNSSEC
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1 (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1 (A) succeeded
 fully qualified name = ten-1.test.ex
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
@@ -60,9 +60,9 @@ routing x@ten-1.test.ex
 local_part=x domain=ten-1.test.ex
 checking domains
 DNS lookup of ten-1.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
@@ -74,21 +74,21 @@ all router called for x@ten-1.test.ex
   domain = ten-1.test.ex
 ten-1.test.ex in "*"? yes (matched "*")
 DNS lookup of ten-1.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1.test.ex-MX-xxxx, ttl 3000
 ten-1.test.ex (MX resp) DNSSEC
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ten-1.test.ex (A) succeeded
 fully qualified name = ten-1.test.ex
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
diff --git a/test/stderr/0469 b/test/stderr/0469
index 407902de8..eff5a7b32 100644
--- a/test/stderr/0469
+++ b/test/stderr/0469
@@ -20,14 +20,14 @@ r1 router called for x@mxt1c.test.ex
   domain = mxt1c.test.ex
 mxt1c.test.ex in "*"? yes (matched "*")
 DNS lookup of mxt1c.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of mxt1c.test.ex (MX) succeeded
 DNS lookup of dontqualify (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of dontqualify (A) gave NO_DATA
 returning DNS_NODATA
 DNS: no SOA record found for neg-TTL
diff --git a/test/stderr/0499 b/test/stderr/0499
index 26021f392..5c203fd3b 100644
--- a/test/stderr/0499
+++ b/test/stderr/0499
@@ -17,14 +17,14 @@ routing ph@mxt1.test.ex
 local_part=ph domain=mxt1.test.ex
 checking domains
 DNS lookup of mxt1.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of mxt1.test.ex (MX) succeeded
 DNS lookup of eximtesthost.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of eximtesthost.test.ex (A) succeeded
 local host has lowest MX
 host_find_bydns yield = HOST_FOUND_LOCAL (4); returned hosts:
@@ -33,14 +33,14 @@ mxt1.test.ex in "@mx_any"? yes (matched "@mx_any")
 mxt1.test.ex in "+anymx"? yes (matched "+anymx")
 checking "condition" "${if match_domain{$domain}{+anymx}{yes}}"...
 DNS lookup of mxt1.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of mxt1.test.ex (MX) succeeded
 DNS lookup of eximtesthost.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of eximtesthost.test.ex (A) succeeded
 local host has lowest MX
 host_find_bydns yield = HOST_FOUND_LOCAL (4); returned hosts:
diff --git a/test/stderr/0543 b/test/stderr/0543
index ef18299b8..b136412ea 100644
--- a/test/stderr/0543
+++ b/test/stderr/0543
@@ -35,14 +35,14 @@ After routing:
   Deferred addresses:
 qrun delivery forking for transport
 postfork: transport
-transport forking for child-open
-postfork: child-open
+transport forking for fakens-search
+postfork: fakens-search
 fresh-exec forked for qrun delivery: npppp
 qrun delivery forked for transport: npppp
-transport forked for child-open: npppp
-transport forking for child-open
-postfork: child-open
-transport forked for child-open: npppp
+transport forked for fakens-search: npppp
+transport forking for fakens-search
+postfork: fakens-search
+transport forked for fakens-search: npppp
 locking TESTSUITE/spool/db/retry.lockfile
 locking TESTSUITE/spool/db/wait-smtp.lockfile
 LOG: MAIN
diff --git a/test/stderr/0545 b/test/stderr/0545
index 404e65bf2..9dfefed32 100644
--- a/test/stderr/0545
+++ b/test/stderr/0545
@@ -20,30 +20,30 @@ dns router called for userx@alias-eximtesthost
   domain = alias-eximtesthost
 alias-eximtesthost in "*"? yes (matched "*")
 DNS lookup of alias-eximtesthost (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of alias-eximtesthost (MX) succeeded
 CNAME found: change to eximtesthost.test.ex
 DNS lookup of eximtesthost.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of eximtesthost.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
  writing neg-cache entry for eximtesthost.test.ex-MX-xxxx, ttl 3000
 alias-eximtesthost (MX resp) DNSSEC
 DNS lookup of alias-eximtesthost (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of alias-eximtesthost (A) succeeded
 CNAME found: change to eximtesthost.test.ex
 DNS lookup of eximtesthost.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of eximtesthost.test.ex (A) succeeded
 local host found for non-MX address
 fully qualified name = alias-eximtesthost.test.ex
@@ -62,22 +62,22 @@ dns router called for userx@alias-eximtesthost.test.ex
   domain = alias-eximtesthost.test.ex
 alias-eximtesthost.test.ex in "*"? yes (matched "*")
 DNS lookup of alias-eximtesthost.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of alias-eximtesthost.test.ex (MX) succeeded
 CNAME found: change to eximtesthost.test.ex
 DNS lookup of eximtesthost.test.ex-MX: using cached value DNS_NODATA
 DNS lookup of alias-eximtesthost.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of alias-eximtesthost.test.ex (A) succeeded
 CNAME found: change to eximtesthost.test.ex
 DNS lookup of eximtesthost.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of eximtesthost.test.ex (A) succeeded
 local host found for non-MX address
 fully qualified name = alias-eximtesthost.test.ex
@@ -116,30 +116,30 @@ dns router called for userx@alias-eximtesthost.test.ex
   domain = alias-eximtesthost.test.ex
 alias-eximtesthost.test.ex in "*"? yes (matched "*")
 DNS lookup of alias-eximtesthost.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of alias-eximtesthost.test.ex (MX) succeeded
 CNAME found: change to eximtesthost.test.ex
 DNS lookup of eximtesthost.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of eximtesthost.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
  writing neg-cache entry for eximtesthost.test.ex-MX-xxxx, ttl 3000
 alias-eximtesthost.test.ex (MX resp) DNSSEC
 DNS lookup of alias-eximtesthost.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of alias-eximtesthost.test.ex (A) succeeded
 CNAME found: change to eximtesthost.test.ex
 DNS lookup of eximtesthost.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of eximtesthost.test.ex (A) succeeded
 local host found for non-MX address
 fully qualified name = alias-eximtesthost.test.ex
diff --git a/test/stderr/1006 b/test/stderr/1006
index a38b29239..ccec74ce8 100644
--- a/test/stderr/1006
+++ b/test/stderr/1006
@@ -3,44 +3,44 @@ configuration file is TESTSUITE/test-config
 admin user
 dropping to exim gid; retaining priv uid
 DNS lookup of mx46.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of mx46.test.ex (MX) succeeded
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 46.test.ex (AAAA) succeeded
 DNS lookup of 46.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 46.test.ex (A) succeeded
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 46.test.ex (AAAA) succeeded
 DNS lookup of 46.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 46.test.ex (A) succeeded
 DNS lookup of v6.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of v6.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
  writing neg-cache entry for v6.test.ex-MX-xxxx, ttl 3000
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of v6.test.ex (AAAA) succeeded
 DNS lookup of v6.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of v6.test.ex (A) gave NO_DATA
 returning DNS_NODATA
 faking res_search(A) response length as 65535
@@ -51,32 +51,32 @@ configuration file is TESTSUITE/test-config
 admin user
 dropping to exim gid; retaining priv uid
 DNS lookup of mx46.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of mx46.test.ex (MX) succeeded
 DNS lookup of 46.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 46.test.ex (A) succeeded
 DNS lookup of 46.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of 46.test.ex (A) succeeded
 DNS lookup of v6.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of v6.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
 faking res_search(MX) response length as 65535
  writing neg-cache entry for v6.test.ex-MX-xxxx, ttl 3000
 DNS lookup of v6.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of v6.test.ex (A) gave NO_DATA
 returning DNS_NODATA
 faking res_search(A) response length as 65535
diff --git a/test/stderr/2135 b/test/stderr/2135
index 3438de35c..7f4c1b1b8 100644
--- a/test/stderr/2135
+++ b/test/stderr/2135
@@ -37,14 +37,14 @@ LOG: MAIN
   <= CALLER@myhost.test.ex U=CALLER P=local-smtp S=sss
 fresh-exec forking for local-accept delivery
 postfork: local-accept delivery
-local-accept delivery forking for tls-proxy interproc
-postfork: tls-proxy interproc
-tls-proxy interproc forking for tls proxy
-postfork: tls proxy
 fresh-exec forked for local-accept delivery: npppp
 LOG: smtp_connection MAIN
   SMTP connection from CALLER closed by QUIT
 >>>>>>>>>>>>>>>> Exim pid=pppp (msg setup toplevel) terminating with rc=0 >>>>>>>>>>>>>>>>
+local-accept delivery forking for tls-proxy interproc
+postfork: tls-proxy interproc
+tls-proxy interproc forking for tls proxy
+postfork: tls proxy
 local-accept delivery forked for tls-proxy interproc: npppp
 proxy-proc inter-pid pppp
 tls-proxy interproc forked for tls proxy: npppp
diff --git a/test/stderr/2200 b/test/stderr/2200
index a1953b268..a0ea3d1ef 100644
--- a/test/stderr/2200
+++ b/test/stderr/2200
@@ -10,9 +10,9 @@ dropping to exim gid; retaining priv uid
    type=dnsdb key="a=localhost.test.ex"
  database lookup required for a=localhost.test.ex
  dnsdb key: localhost.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
  lookup yielded: 127.0.0.1
  search_open: dnsdb "NULL"
    cached open
@@ -38,9 +38,9 @@ search_tidyup called
     type=dnsdb key="a=shorthost.test.ex"
   database lookup required for a=shorthost.test.ex
   dnsdb key: shorthost.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
   lookup yielded: 127.0.0.1
   search_open: dnsdb "NULL"
     cached open
@@ -51,9 +51,9 @@ fresh-exec forked for child-open: npppp
     type=dnsdb key="a=shorthost.test.ex"
   cached data found but past valid time;   database lookup required for a=shorthost.test.ex
   dnsdb key: shorthost.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
   lookup yielded: 127.0.0.1
 LOG: MAIN
   <= CALLER@myhost.test.ex U=CALLER P=local S=sss
diff --git a/test/stderr/2201 b/test/stderr/2201
index f4fa473e7..27851019e 100644
--- a/test/stderr/2201
+++ b/test/stderr/2201
@@ -36,9 +36,9 @@ internal_search_find: file="NULL"
 database lookup required for test.ex
 dnsdb key: test.ex
 DNS lookup of test.ex (TXT) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of test.ex (TXT) succeeded
 lookup yielded: A TXT record for test.ex.
 test.ex in "dnsdb;test.ex"? yes (matched "dnsdb;test.ex")
@@ -100,9 +100,9 @@ internal_search_find: file="NULL"
 database lookup required for unknown
 dnsdb key: unknown
 DNS lookup of unknown (TXT) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of unknown (TXT) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
 faking res_search(TXT) response length as 65535
@@ -135,9 +135,9 @@ internal_search_find: file="NULL"
 database lookup required for A=myhost.test.ex
 dnsdb key: myhost.test.ex
 DNS lookup of myhost.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of myhost.test.ex (A) succeeded
 lookup yielded: V4NET.10.10.10
 CALLER@myhost.test.ex in "dnsdb;A=myhost.test.ex"? yes (matched "dnsdb;A=myhost.test.ex")
@@ -168,9 +168,9 @@ internal_search_find: file="NULL"
   type=dnsdb key="a=shorthost.test.ex"
 database lookup required for a=shorthost.test.ex
 dnsdb key: shorthost.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 lookup yielded: 127.0.0.1
 search_open: dnsdb "NULL"
   cached open
@@ -190,9 +190,9 @@ internal_search_find: file="NULL"
   type=dnsdb key="a=shorthost.test.ex"
 cached data found but past valid time; database lookup required for a=shorthost.test.ex
 dnsdb key: shorthost.test.ex
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 lookup yielded: 127.0.0.1
 LOG: MAIN
   <= a@shorthost.test.ex U=CALLER P=local S=sss
@@ -221,25 +221,25 @@ ppppp fresh-exec forking for daemon accept
 ppppp postfork: daemon accept
 ppppp Process ppppp is handling incoming connection from [127.0.0.1]
 ppppp Process ppppp is ready for new message
-ppppp daemon accept forking for child-open
-ppppp postfork: child-open
+ppppp daemon accept forking for fakens-search
+ppppp postfork: fakens-search
 ppppp fresh-exec forked for daemon accept: npppp
 ppppp 1 SMTP accept process running
 ppppp Listening...
-ppppp daemon accept forked for child-open: npppp
-ppppp daemon accept forking for child-open
-ppppp postfork: child-open
-ppppp daemon accept forked for child-open: npppp
+ppppp daemon accept forked for fakens-search: npppp
+ppppp daemon accept forking for fakens-search
+ppppp postfork: fakens-search
+ppppp daemon accept forked for fakens-search: npppp
 ppppp dnslists check: rbl.test.ex/V4NET.11.12.14
 ppppp new DNS lookup for 14.12.11.V4NET.rbl.test.ex
-ppppp daemon accept forking for child-open
-ppppp postfork: child-open
-ppppp daemon accept forked for child-open: npppp
+ppppp daemon accept forking for fakens-search
+ppppp postfork: fakens-search
+ppppp daemon accept forked for fakens-search: npppp
 ppppp dnslists: wrote cache entry, ttl=2
 ppppp DNS lookup for 14.12.11.V4NET.rbl.test.ex succeeded (yielding 127.0.0.2)
-ppppp daemon accept forking for child-open
-ppppp postfork: child-open
-ppppp daemon accept forked for child-open: npppp
+ppppp daemon accept forking for fakens-search
+ppppp postfork: fakens-search
+ppppp daemon accept forked for fakens-search: npppp
 ppppp => that means V4NET.11.12.14 is listed at rbl.test.ex
 ppppp dnslists check: rbl.test.ex/V4NET.11.12.14
 ppppp dnslists: using result of previous lookup
@@ -247,14 +247,14 @@ ppppp DNS lookup for 14.12.11.V4NET.rbl.test.ex succeeded (yielding 127.0.0.2)
 ppppp => that means V4NET.11.12.14 is listed at rbl.test.ex
 ppppp dnslists check: rbl.test.ex/V4NET.11.12.14
 ppppp cached data found but past valid time; new DNS lookup for 14.12.11.V4NET.rbl.test.ex
-ppppp daemon accept forking for child-open
-ppppp postfork: child-open
-ppppp daemon accept forked for child-open: npppp
+ppppp daemon accept forking for fakens-search
+ppppp postfork: fakens-search
+ppppp daemon accept forked for fakens-search: npppp
 ppppp dnslists: wrote cache entry, ttl=2
 ppppp DNS lookup for 14.12.11.V4NET.rbl.test.ex succeeded (yielding 127.0.0.2)
-ppppp daemon accept forking for child-open
-ppppp postfork: child-open
-ppppp daemon accept forked for child-open: npppp
+ppppp daemon accept forking for fakens-search
+ppppp postfork: fakens-search
+ppppp daemon accept forked for fakens-search: npppp
 ppppp => that means V4NET.11.12.14 is listed at rbl.test.ex
 ppppp LOG: MAIN
 ppppp   <= a@shorthost.test.ex H=localhost (myhost.test.ex) [127.0.0.1] P=esmtp S=sss id=E10HmaX-0005vi-00@myhost.test.ex
diff --git a/test/stderr/2202 b/test/stderr/2202
index a696f13ac..35fc2eb2f 100644
--- a/test/stderr/2202
+++ b/test/stderr/2202
@@ -39,9 +39,9 @@ check hosts = +ignore_unknown : *.$sender_address_domain : $sender_address_domai
  database lookup required for >:defer_never,mxh=cioce.test.again.dns
  dnsdb key: cioce.test.again.dns
 DNS lookup of cioce.test.again.dns (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of cioce.test.again.dns (MX) gave TRY_AGAIN
 cioce.test.again.dns in dns_again_means_nonexist? yes (matched "*")
 cioce.test.again.dns is in dns_again_means_nonexist: returning DNS_NOMATCH
@@ -51,15 +51,15 @@ DNS: no SOA record found for neg-TTL
 sender host name required, to match against *.cioce.test.again.dns
 looking up host name for ip4.ip4.ip4.ip4
 DNS lookup of ip4-reverse.in-addr.arpa (PTR) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of ip4-reverse.in-addr.arpa (PTR) succeeded
 IP address lookup yielded "the.local.host.name"
 DNS lookup of the.local.host.name (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of the.local.host.name (A) succeeded
 local host found for non-MX address
 the.local.host.name ip4.ip4.ip4.ip4 mx=-1 sort=xx 
@@ -70,9 +70,9 @@ sender_fullhost = the.local.host.name [ip4.ip4.ip4.ip4]
 sender_rcvhost = the.local.host.name ([ip4.ip4.ip4.ip4])
 using host_fake_gethostbyname for cioce.test.again.dns (IPv4)
 DNS lookup of cioce.test.again.dns (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of cioce.test.again.dns (A) gave TRY_AGAIN
 cioce.test.again.dns in dns_again_means_nonexist? yes (matched "*")
 cioce.test.again.dns is in dns_again_means_nonexist: returning DNS_NOMATCH
diff --git a/test/stderr/4520 b/test/stderr/4520
index 5ff7f648e..440d9f62f 100644
--- a/test/stderr/4520
+++ b/test/stderr/4520
@@ -31,9 +31,9 @@ cmd buf flush ddd bytes
   SMTP<< 250 Accepted
   SMTP<< 354 Enter message, ending with "." on a line by itself
 DKIM (checking verify key)>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
-transport forking for child-open
-postfork: child-open
-transport forked for child-open: npppp
+transport forking for fakens-search
+postfork: fakens-search
+transport forked for fakens-search: npppp
 DKIM >> Parsing public key record >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
  sel_bad._domainkey.test.ex.
  Raw record: v=DKIM1\;{SP}p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDXRFf+VhT+lCgFhhSkinZKcFNeRzjYdW8vT29Rbb3NadvTFwAd+cVLPFwZL8H5tUD/7JbUPqNTCPxmpgIL+V5T4tEZMorHatvvUM2qfcpQ45IfsZ+YdhbIiAslHCpy4xNxIR3zylgqRUF4+Dtsaqy3a5LhwMiKCLrnzhXk1F1hxwIDAQAB
diff --git a/test/stderr/4802 b/test/stderr/4802
index 85a2b1ca0..6ce47f93b 100644
--- a/test/stderr/4802
+++ b/test/stderr/4802
@@ -3,17 +3,17 @@ configuration file is TESTSUITE/test-config
 admin user
 dropping to exim gid; retaining priv uid
 DNS lookup of mx-sec-a-aa.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of mx-sec-a-aa.test.ex (MX) succeeded
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of a-aa.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of a-aa.test.ex (A) succeeded
 DNS lookup of a-aa.test.ex (A/AAAA) requested AD, but got AA
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
@@ -22,17 +22,17 @@ configuration file is TESTSUITE/test-config
 admin user
 dropping to exim gid; retaining priv uid
 DNS lookup of mx-aa-a-sec.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of mx-aa-a-sec.test.ex (MX) succeeded
 DNS lookup of mx-aa-a-sec.test.ex (MX) requested AD, but got AA
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of a-sec.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of a-sec.test.ex (A) succeeded
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/4803 b/test/stderr/4803
index 5636a3954..95844dd14 100644
--- a/test/stderr/4803
+++ b/test/stderr/4803
@@ -3,17 +3,17 @@ configuration file is TESTSUITE/test-config
 admin user
 dropping to exim gid; retaining priv uid
 DNS lookup of mx-sec-a-aa.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of mx-sec-a-aa.test.ex (MX) succeeded
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of a-aa.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of a-aa.test.ex (A) succeeded
 DNS faked the AD bit (got AA and matched with dns_trust_aa (test.ex in *))
 DNS faked the AD bit (got AA and matched with dns_trust_aa (test.ex in *))
@@ -24,19 +24,19 @@ configuration file is TESTSUITE/test-config
 admin user
 dropping to exim gid; retaining priv uid
 DNS lookup of mx-aa-a-sec.test.ex (MX) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of mx-aa-a-sec.test.ex (MX) succeeded
 DNS faked the AD bit (got AA and matched with dns_trust_aa (test.ex in *))
 DNS faked the AD bit (got AA and matched with dns_trust_aa (test.ex in *))
 DNS faked the AD bit (got AA and matched with dns_trust_aa (test.ex in *))
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of a-sec.test.ex (A) using fakens
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 DNS lookup of a-sec.test.ex (A) succeeded
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/5204 b/test/stderr/5204
index 187938a3f..6bc122912 100644
--- a/test/stderr/5204
+++ b/test/stderr/5204
@@ -16,9 +16,9 @@ checking domains
 calling q router
 q router called for "DECLINE cannot route this one (DECLINE)"@some.host: domain = some.host
 requires uid=EXIM_UID gid=EXIM_GID current_directory=/
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for queryprogram-cmd
+postfork: queryprogram-cmd
+fresh-exec forked for queryprogram-cmd: npppp
 command wrote: DECLINE cannot route this one (DECLINE)
 q router declined for "DECLINE cannot route this one (DECLINE)"@some.host
 "more" is false: skipping remaining routers
@@ -40,9 +40,9 @@ checking domains
 calling q router
 q router called for "FAIL cannot route this one (FAIL)"@some.host: domain = some.host
 requires uid=EXIM_UID gid=EXIM_GID current_directory=/
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for queryprogram-cmd
+postfork: queryprogram-cmd
+fresh-exec forked for queryprogram-cmd: npppp
 command wrote: FAIL cannot route this one (FAIL)
 q router forced address failure
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=2 >>>>>>>>>>>>>>>>
@@ -62,9 +62,9 @@ checking domains
 calling q router
 q router called for "ERROR cannot route this one (ERROR)"@some.host: domain = some.host
 requires uid=EXIM_UID gid=EXIM_GID current_directory=/
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for queryprogram-cmd
+postfork: queryprogram-cmd
+fresh-exec forked for queryprogram-cmd: npppp
 command wrote: ERROR cannot route this one (ERROR)
 LOG: PANIC
   q router: bad command yield: ERROR cannot route this one (ERROR)
@@ -87,9 +87,9 @@ checking domains
 calling q router
 q router called for "DEFER cannot route this one (DEFER)"@some.host: domain = some.host
 requires uid=EXIM_UID gid=EXIM_GID current_directory=/
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for queryprogram-cmd
+postfork: queryprogram-cmd
+fresh-exec forked for queryprogram-cmd: npppp
 command wrote: DEFER cannot route this one (DEFER)
 q router: defer for "DEFER cannot route this one (DEFER)"@some.host
   message: cannot route this one (DEFER)
@@ -110,18 +110,18 @@ checking domains
 calling q router
 q router called for "ACCEPT transport = other_smtp hosts=ten-1.test.ex"@some.host: domain = some.host
 requires uid=EXIM_UID gid=EXIM_GID current_directory=/
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for queryprogram-cmd
+postfork: queryprogram-cmd
+fresh-exec forked for queryprogram-cmd: npppp
 command wrote: ACCEPT transport = other_smtp hosts=ten-1.test.ex
 finding IP address for ten-1.test.ex
 doing DNS lookup
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
+fresh-exec forking for fakens-search
+postfork: fakens-search
+fresh-exec forked for fakens-search: npppp
 queued for other_smtp transport: local_part = ACCEPT transport = other_smtp hosts=ten-1.test.ex
 domain = some.host
   errors_to=NULL
@@ -147,9 +147,9 @@ checking domains
 calling q router
 q router called for PASS@some.host: domain = some.host
 requires uid=EXIM_UID gid=EXIM_GID current_directory=/
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for queryprogram-cmd
+postfork: queryprogram-cmd
+fresh-exec forked for queryprogram-cmd: npppp
 command wrote: PASS
 q router passed for PASS@some.host
 --------> s router <--------
@@ -190,9 +190,9 @@ checking domains
 calling q router
 q router called for "FREEZE cannot route this one (FREEZE)"@some.host: domain = some.host
 requires uid=EXIM_UID gid=EXIM_GID current_directory=/
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for queryprogram-cmd
+postfork: queryprogram-cmd
+fresh-exec forked for queryprogram-cmd: npppp
 command wrote: FREEZE cannot route this one (FREEZE)
 q router: defer for "FREEZE cannot route this one (FREEZE)"@some.host
   message: cannot route this one (FREEZE)
@@ -213,9 +213,9 @@ checking domains
 calling q router
 q router called for "REDIRECT postmaster@test.ex"@some.host: domain = some.host
 requires uid=EXIM_UID gid=EXIM_GID current_directory=/
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for queryprogram-cmd
+postfork: queryprogram-cmd
+fresh-exec forked for queryprogram-cmd: npppp
 command wrote: REDIRECT postmaster@test.ex
 rda_interpret (string): 'postmaster@test.ex'
 expanded: 'postmaster@test.ex'
@@ -292,9 +292,9 @@ q router called for "FAIL cannot route this one (FAIL)"@some.host: domain = some
 requires uid=CALLER_UID gid=CALLER_GID current_directory=/
 not running as root: cannot change uid/gid
 subprocess will run with uid=EXIM_UID gid=EXIM_GID
-fresh-exec forking for child-open
-postfork: child-open
-fresh-exec forked for child-open: npppp
+fresh-exec forking for queryprogram-cmd
+postfork: queryprogram-cmd
+fresh-exec forked for queryprogram-cmd: npppp
 command wrote: FAIL cannot route this one (FAIL)
 q router forced address failure
 ----------- end verify ------------
diff --git a/test/stdout/0366 b/test/stdout/0366
index 40ae88f99..8fc03ee9c 100644
--- a/test/stdout/0366
+++ b/test/stdout/0366
@@ -1 +1 @@
-Retry rule: ^[^@]+@ten-  *  F,3s,1s; 
+Retry rule: ^[^@]+@ten-  *  F,4s,1s;