X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fsn-merge.c;fp=src%2Fsn-merge.c;h=2c884a5e3f339f7c84df489be3680fe8c35b8b8f;hb=4abd9f75fbb6d766dd97a7efd1eb70700fc48966;hp=abc03b22f14b715c49215c7038a0c53790d07910;hpb=b3e230fcab1e5d0c1a70b87fdd9b380440e06526;p=sort-networks.git

diff --git a/src/sn-merge.c b/src/sn-merge.c
index abc03b2..2c884a5 100644
--- a/src/sn-merge.c
+++ b/src/sn-merge.c
@@ -19,6 +19,13 @@
  *   Florian octo Forster <octo at verplant.org>
  **/
 
+#ifndef _ISOC99_SOURCE
+# define _ISOC99_SOURCE
+#endif
+#ifndef _POSIX_C_SOURCE
+# define _POSIX_C_SOURCE 200112L
+#endif
+
 #include <stdlib.h>
 #include <stdio.h>