MFH

diff --git a/ext/sockets/sockets.c b/ext/sockets/sockets.c
index 1d868bd0d1b0779b3ebf2d4c695c3bf558f16bee..26fec9780adfbec5f74d3ad24d3c8b3cbb9d61ca 100644 (file)
--- a/ext/sockets/sockets.c
+++ b/ext/sockets/sockets.c
@@ -29,7 +29,10 @@
 
 #if HAVE_SOCKETS
 
+#ifndef _XOPEN_SOURCE_EXTENDED
 #define _XOPEN_SOURCE_EXTENDED
+#endif
+
 #define _XPG4_2
 #define __EXTENSIONS__