$NetBSD: patch-ac,v 1.4 2019/02/09 15:23:16 nia Exp $

Don't declare own errno.

--- include/h.h.orig	2019-01-03 08:00:11.000000000 +0000
+++ include/h.h
@@ -218,7 +218,7 @@ extern int vsnprintf (char *str, size_t 
 #ifdef _WIN32
 extern MODVAR int debuglevel;
 #else
-extern int debuglevel, errno, h_errno;
+extern int debuglevel, h_errno;
 #endif
 extern MODVAR int OpenFiles;  /* number of files currently open */
 extern MODVAR int debuglevel, portnum, debugtty, maxusersperchannel;
