make print_unused static like proto says

diff --git a/visudo.c b/visudo.c
index 4a6fa16515ed7358ea722a54bc43ebbcdd624df4..fe79dbbff58ee923d3b3c5373a5129094fa67235 100644 (file)
--- a/visudo.c
+++ b/visudo.c
@@ -954,7 +954,7 @@ check_aliases(strict)
     return (strict ? 1 : 0);
 }
 
-int
+static int
 print_unused(v1, v2)
     VOID *v1;
     VOID *v2;