$NetBSD: patch-ao,v 1.1 2005/10/10 21:32:35 joerg Exp $

--- calendar/libical/src/libicalss/icalfileset.c.orig	2005-07-09 22:10:24.000000000 +0000
+++ calendar/libical/src/libicalss/icalfileset.c
@@ -56,8 +56,6 @@
 #define S_ISREG(mode)    _S_ISTYPE((mode), _S_IFREG)
 #endif
 
-extern int errno;
-
 /** Default options used when NULL is passed to icalset_new() **/
 icalfileset_options icalfileset_options_default = {O_RDWR|O_CREAT, 0644, 0};