--- gpm-local-20180630.old/gpmInt.h
+++ gpm-local-20180630/gpmInt.h
@@ -228,7 +228,7 @@
 };
 
 /* global variables */
-struct options option;        /* one should be enough for us */
+extern struct options option; /* one should be enough for us */
 
 /* new variables </CLEAN> */
 
--- gpm-local-20180630.old/main.c
+++ gpm-local-20180630/main.c
@@ -24,9 +24,10 @@
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  ********/
 
-
 #include "gpmInt.h"
 
+struct options option;
+
 int main(int argc, char **argv)
 {
    startup(argc,argv);  /* setup configurations */
--- gpm-local-20180630.old/mouse-test.c
+++ gpm-local-20180630/mouse-test.c
@@ -277,6 +277,8 @@
 /*----------------------------------------------------------------------------- 
    Place the description here.
  -----------------------------------------------------------------------------*/
+struct options option;
+
 int main(int argc, char **argv)
 {
    struct item *list=NULL;