1 files changed, 2 insertions, 0 deletions
diff --git a/fmacros.h b/fmacros.h
index 3227faa..754a53c 100644
--- a/fmacros.h
+++ b/fmacros.h
@@ -1,8 +1,10 @@
 #ifndef __HIREDIS_FMACRO_H
 #define __HIREDIS_FMACRO_H
 
+#ifndef _AIX
 #define _XOPEN_SOURCE 600
 #define _POSIX_C_SOURCE 200112L
+#endif
 
 #if defined(__APPLE__) && defined(__MACH__)
 /* Enable TCP_KEEPALIVE */