$OpenBSD: patch-contrib_unzip_crypt_h,v 1.1 2018/04/23 23:07:24 bcallah Exp $

This is missing from our zlib.

Index: contrib/unzip/crypt.h
--- contrib/unzip/crypt.h.orig
+++ contrib/unzip/crypt.h
@@ -27,6 +27,8 @@
    Encryption is not supported.
 */
 
+typedef unsigned long z_crc_t;
+
 #define CRC32(c, b) ((*(pcrc_32_tab+(((int)(c) ^ (b)) & 0xff))) ^ ((c) >> 8))
 
 /***********************************************************************
