X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/50ef79ad104a8bd26fb21504c13f7e4866824098..87f15ee4412890d4e6e93a3aa6a37697dc0912e3:/src/OS/os.h-SunOS5

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 */