$NetBSD: patch-ai,v 1.3 2006/03/18 15:56:00 ben Exp $

--- unzip/unzip.h.orig	2004-12-30 14:15:45.000000000 -0800
+++ unzip/unzip.h
@@ -49,6 +49,15 @@ extern "C" {
 #include "zlib.h"
 #endif
 
+/* removed in NetBSD around 2001/01/18 */
+#ifndef OF
+#  ifdef STDC
+#    define OF(args)  args
+#  else
+#    define OF(args)  ()
+#  endif
+#endif
+
 #if defined(STRICTUNZIP) || defined(STRICTZIPUNZIP)
 /* like the STRICT of WIN32, we define a pointer that cannot be converted
     from (void*) without cast */