Fix build with -fno-common

svn path=/head/; revision=550852

graphics/ida/Makefile

@@ -3,6 +3,7 @@
 
 PORTNAME=	ida
 PORTVERSION=	2.14
+PORTREVISION=	1
 CATEGORIES=	graphics
 MASTER_SITES=	https://www.kraxel.org/releases/fbida/
 DISTNAME=	fbida-${PORTVERSION}

graphics/ida/files/patch-idaconfig.h

@@ -0,0 +1,11 @@
+--- idaconfig.h.orig	2017-08-30 10:48:03 UTC
++++ idaconfig.h
+@@ -17,7 +17,7 @@
+ 
+ /* -------------------------------------------------------------------------- */
+ 
+-char *ida_lists;
++extern char *ida_lists;
+ 
+ void ida_init_config(void);
+ void ida_read_config(void);

graphics/ida/files/patch-viewer.c

@@ -0,0 +1,11 @@
+--- viewer.c.orig	2017-08-30 10:48:03 UTC
++++ viewer.c
+@@ -39,7 +39,7 @@
+ 
+ #define PROCESS_LINES    16
+ 
+-int debug;
++extern int debug;
+ Cursor ptrs[POINTER_COUNT];
+ 
+ /* ----------------------------------------------------------------------- */