--- include/upnpcommands.h.orig	2025-04-03 21:19:32 UTC
+++ include/upnpcommands.h
@@ -21,6 +21,7 @@
  *
  */
 
+#include <stddef.h>
 #include "miniupnpc_declspec.h"
 #include "miniupnpctypes.h"