From a86245df4f3ff276a393f799d737d28a5cb0a5a8 Mon Sep 17 00:00:00 2001
From: Reiner Herrmann <reiner@reiner-h.de>
Date: Thu, 23 Apr 2020 00:46:58 +0200
Subject: [PATCH] Fix build with GCC 10

mark variable declaration in sweep.h as extern, as otherwise
linker would complain about multiple definitions.
keep actual declaration in a C file.
---
 main.c     | 2 ++
 sweep.h.in | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/main.c b/main.c
index 6411dcb..8d5cbe7 100644
--- a/main.c
+++ b/main.c
@@ -10,6 +10,8 @@
 
 #include "sweep.h"
 
+DrawChars CharSet;
+
 int main(int argc, char** argv)
 {
 	GameStats* Game;
diff --git a/sweep.h.in b/sweep.h.in
index f30c133..7f398de 100644
--- a/sweep.h.in
+++ b/sweep.h.in
@@ -246,7 +246,7 @@ struct FileBuf
 FILE* DebugLog;
 #endif /* DEBUG_LOG */
 
-DrawChars CharSet;
+extern DrawChars CharSet;
 
 /* These are the functions defined in files.c */
 int SourceHomeFile(GameStats* Game);