diff -ru b/src/globals.h a/src/globals.h
--- b/src/globals.h	2020-05-05 23:32:58.000000000 +0200
+++ a/src/globals.h	2020-05-06 09:40:51.607410538 +0200
@@ -1264,7 +1264,7 @@
 #if defined(HAVE_DATE_TIME) && defined(VMS) && defined(VAXC)
 extern char longVersion[];
 #else
-EXTERN char *longVersion INIT(= NULL);
+extern char *longVersion;
 #endif
 
 /*