kill warning

diff --git a/misc-utils/hardlink.c b/misc-utils/hardlink.c
index ad2c2ffcfdf7757306427c265efd2f121902127d..52cb41f42204c69d29714f18a1e6b75422b4e45b 100644 (file)
--- a/misc-utils/hardlink.c
+++ b/misc-utils/hardlink.c
@@ -94,7 +94,7 @@ void doexit(int i)
   exit(i);
 }
 
-void usage(prog)
+void usage(char *prog)
 {
   fprintf (stderr, "Usage: %s [-cnv] directories...\n", prog);
   exit(255);