$NetBSD: patch-kdesud,v 1.1.1.1 2009/10/02 19:30:13 markd Exp $

g++ 4.1.2 says:
kdesud.cpp:210: error: cast from 'char*' to 'socklen_t' loses precision

--- kdesu/kdesud/kdesud.cpp.orig	2007-10-26 01:22:09.000000000 +1300
+++ kdesu/kdesud/kdesud.cpp
@@ -79,8 +79,8 @@
 #endif
 
 #ifndef SUN_LEN
-#define SUN_LEN(ptr) ((kde_socklen_t) (((struct sockaddr_un *) 0)->sun_path) \
-                     + strlen ((ptr)->sun_path))
+#define SUN_LEN(ptr) ((kde_socklen_t) \
+	(offsetof(struct sockaddr_un, sun_path) + strlen ((ptr)->sun_path)))
 #endif
 
 #define ERR strerror(errno)