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/* $Cambridge: exim/src/OS/os.h-Linux,v 1.7 2007/10/04 13:28:06 tom Exp $ */
/* Exim: OS-specific C header file for Linux */
#define CRYPT_H
#define GLIBC_IP_OPTIONS
#define HAVE_MMAP
#define HAVE_BSD_GETLOADAVG
#define HAVE_SYS_STATVFS_H
#define NO_IP_VAR_H
#define SIG_IGN_WORKS
/* When using the experimental Domainkeys/DKIM extensions, setting
HAVE_LINUX_SENDFILE can increase performance on outgoing mail a bit.
Note: With older glibc versions this setting will conflict with the
_FILE_OFFSET_BITS=64 setting defined as part of the Linux CFLAGS. */
/* #define HAVE_LINUX_SENDFILE */
#define F_FREESP O_TRUNC
typedef struct flock flock_t;
#define os_strsignal strsignal
#define OS_STRSIGNAL
#if defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__NetBSD_kernel__)
#define SIOCGIFCONF_GIVES_ADDR
#define HAVE_SYS_MOUNT_H
#endif
#if defined(__linux__)
/* Some versions of Linux need explicit sync-ing of directories as well as
files. This setting requests that. If the directory is on NFS, it may not
be possible to sync it - in that case, Exim now should ignore the error. But
if you have problems in that area, try undefining this. But be aware that you
may be in a situation where files are not being properly "committed to stable
storage" as quickly as Exim thinks they are. */
#define NEED_SYNC_DIRECTORY
/* Other OS have "const" in here */
#define ICONV_ARG2_TYPE char **
#define os_find_running_interfaces os_find_running_interfaces_linux
/* Need a prototype for the Linux-specific function. The structure hasn't
been defined yet, so we need to pre-declare it. */
struct ip_address_item;
extern struct ip_address_item *os_find_running_interfaces_linux(void);
#endif /* __linux__ */
/* End */
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