From 084126b03f29b33ab3e657c66e8c6a439f27f8e1 Mon Sep 17 00:00:00 2001
From: Harald Geyer <harald@ccbib.org>
Date: Mon, 10 Feb 2020 13:15:10 +0100
Subject: [PATCH] Fix compilation with GCC >= 10.x

Index: clients/lcdproc/iface.h
--- clients/lcdproc/iface.h.orig
+++ clients/lcdproc/iface.h
@@ -18,7 +18,7 @@
 /** max number of interfaces in multi-interface mode */
 #define MAX_INTERFACES 3
 
-IfaceInfo iface[MAX_INTERFACES];	/* interface info */
+extern IfaceInfo iface[MAX_INTERFACES];	/* interface info */
 
 /** Update screen content */
 int iface_screen(int rep, int display, int *flags_ptr);