--- ncpfs-2.2.6/sutil/ncpm_common.h.orig	2022-11-02 19:37:17.319311207 +0100
+++ ncpfs-2.2.6/sutil/ncpm_common.h	2022-11-02 19:36:12.371834652 +0100
@@ -15,10 +15,10 @@
 
 #include "ncpmount.h"       
 
-uid_t myuid;
-uid_t myeuid;
-char *progname;
-char mount_point[MAXPATHLEN + 1];
+extern uid_t myuid;
+extern uid_t myeuid;
+extern char *progname;
+extern char mount_point[MAXPATHLEN + 1];
 
 static inline int suser(void) {
 	return myuid == 0;