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-rw-r--r--src/OS/os.h-SunOS54
1 files changed, 4 insertions, 0 deletions
diff --git a/src/OS/os.h-SunOS5 b/src/OS/os.h-SunOS5
index f5bc31668..1ceafa701 100644
--- a/src/OS/os.h-SunOS5
+++ b/src/OS/os.h-SunOS5
@@ -38,6 +38,10 @@ it seems. */
# define MISSING_UNSETENV_3
#endif
+#if _POSIX_C_SOURCE < 200809L
+# define MISSING_POSIX_MEMALIGN
+#endif
+
/* SunOS5 doesn't accept getcwd(NULL, 0) to auto-allocate
a buffer */