$OpenBSD: patch-osdef_h_in,v 1.1 2019/09/05 17:35:06 sthen Exp $

Index: osdef.h.in
--- osdef.h.in.orig
+++ osdef.h.in
@@ -111,7 +111,7 @@ extern int   setsid __P((void));
 extern int   setpgid __P((int, int));
 extern int   tcsetpgrp __P((int, int));
 #endif
-extern int   ioctl __P((int, int, char *));
+extern int   ioctl __P((int, unsigned long, char *));
 
 extern int   kill __P((int, int));
 
