Define __need_NULL before including <stddef.h>.

diff --git a/sysdeps/unix/sysv/aix/bits/types.h b/sysdeps/unix/sysv/aix/bits/types.h
index cd57291..df75454 100644 (file)
--- a/sysdeps/unix/sysv/aix/bits/types.h
+++ b/sysdeps/unix/sysv/aix/bits/types.h
@@ -25,6 +25,7 @@
 
 #include <features.h>
 
+#define __need_NULL
 #define __need_size_t
 #include <stddef.h>