--- ../wmgeneral/wmgeneral.h.orig	2020-09-14 21:36:07.239508000 +0200
+++ ../wmgeneral/wmgeneral.h	2020-09-14 21:36:21.104761000 +0200
@@ -40,7 +40,7 @@
  /* Global variable */
 /*******************/
 
-Display *display;
+extern Display *display;
 
 /***********************/
  /* Function Prototypes */
--- ../wmgeneral/wmgeneral.c.orig	2020-09-14 21:36:11.135626000 +0200
+++ ../wmgeneral/wmgeneral.c	2020-09-14 21:36:21.107677000 +0200
@@ -55,6 +55,7 @@
  /* X11 Variables */
 /*****************/
 
+Display *display;
 Window Root;
 int screen;
 int x_fd;
