fix -fno-common build

net/epic4/Makefile

@@ -1,9 +1,9 @@
-# $OpenBSD: Makefile,v 1.77 2020/03/20 16:44:26 naddy Exp $
+# $OpenBSD: Makefile,v 1.78 2021/02/10 07:15:17 jsg Exp $
 
 COMMENT=	(E)nhanced (P)rogrammable (I)RC-II (C)lient
 
 VERSION=	2.10.5
-REVISION=	1
+REVISION=	2
 HELP_DATE=	20050315
 DISTNAME=	epic4-${VERSION}
 CATEGORIES=	net

net/epic4/patches/patch-include_irc_h

@@ -0,0 +1,15 @@
+$OpenBSD: patch-include_irc_h,v 1.1 2021/02/10 07:15:17 jsg Exp $
+
+fix -fno-common build
+
+Index: include/irc.h
+--- include/irc.h.orig
++++ include/irc.h
+@@ -166,6 +166,6 @@ const	char *	current_loader		(void);	 /* XXX command.c
+ 	char *	current_package		(void);  /* XXX command.c */
+ 
+ /* keep track of signals for scripted events */
+-volatile int     signals_caught[NSIG];
++extern volatile int     signals_caught[NSIG];
+ 
+ #endif /* __irc_h */