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
diff --git a/net.h b/net.h
index 2f1a0bf..fc8ddd3 100644
--- a/net.h
+++ b/net.h
@@ -37,7 +37,7 @@
 
 #include "hiredis.h"
 
-#if defined(__sun)
+#if defined(__sun) || defined(AIX)
 #define AF_LOCAL AF_UNIX
 #endif