1 files changed, 5 insertions, 2 deletions
diff --git a/src/irmd/main.c b/src/irmd/main.c
index aeb43f0d..4c6908bc 100644
--- a/src/irmd/main.c
+++ b/src/irmd/main.c
@@ -20,8 +20,11 @@
  * Foundation, Inc., http://www.fsf.org/about/contact/.
  */
 
-#define _POSIX_C_SOURCE 200812L
-#define __XSI_VISIBLE   500
+#if defined(__linux__) || defined(__CYGWIN__)
+#define _DEFAULT_SOURCE
+#else
+#define _POSIX_C_SOURCE 200809L
+#endif
 
 #include "config.h"