1 files changed, 7 insertions, 0 deletions
diff --git a/fmacros.h b/fmacros.h
index d00ccda..4cdbc13 100644
--- a/fmacros.h
+++ b/fmacros.h
@@ -16,6 +16,8 @@
 #define _XOPEN_SOURCE
 #elif defined(__FreeBSD__)
 // intentionally left blank, don't define _XOPEN_SOURCE
+#elif defined(AIX)
+// intentionally left blank, don't define _XOPEN_SOURCE
 #else
 #define _XOPEN_SOURCE
 #endif
@@ -28,4 +30,9 @@
 #define _OSX
 #endif
 
+#ifndef AIX
+# define _XOPEN_SOURCE_EXTENDED 1
+# define _ALL_SOURCE
+#endif
+
 #endif