--- lrzsz-0.12.20.orig/lib/xstrtol.c	1998-04-26 15:20:52.000000000 +0200
+++ lrzsz-0.12.20/lib/xstrtol.c	2026-05-12 20:50:39.653570973 +0200
@@ -65,8 +65,6 @@ extern int errno;
 	}								\
       while (0)
 
-__unsigned long int __strtol ();
-
 /* FIXME: comment.  */
 
 strtol_error
