fix signedness issue

diff --git a/quiz/quiz.c b/quiz/quiz.c
index eb11f9164fb667cff21bb008aa6e1dccd1b55740..b2e76ba65ada3d2fe842836f478772ff83260c88 100644 (file)
--- a/quiz/quiz.c
+++ b/quiz/quiz.c
@@ -1,4 +1,4 @@
-/*     $NetBSD: quiz.c,v 1.26 2009/08/27 00:31:12 dholland Exp $       */
+/*     $NetBSD: quiz.c,v 1.27 2014/03/23 00:07:15 dholland Exp $       */
 
 /*-
  * Copyright (c) 1991, 1993
@@ -43,7 +43,7 @@ __COPYRIGHT("@(#) Copyright (c) 1991, 1993\
 #if 0
 static char sccsid[] = "@(#)quiz.c     8.3 (Berkeley) 5/4/95";
 #else
-__RCSID("$NetBSD: quiz.c,v 1.26 2009/08/27 00:31:12 dholland Exp $");
+__RCSID("$NetBSD: quiz.c,v 1.27 2014/03/23 00:07:15 dholland Exp $");
 #endif
 #endif /* not lint */
 
@@ -226,7 +226,7 @@ quiz(void)
        int i;
        size_t len;
        unsigned guesses, rights, wrongs;
-       int next;
+       unsigned next, j;
        char *answer, *t, question[LINE_SZ];
        const char *s;
 
@@ -237,7 +237,7 @@ quiz(void)
                        break;
                next = random() % qsize;
                qp = qlist.q_next;
-               for (i = 0; i < next; i++)
+               for (j = 0; j < next; j++)
                        qp = qp->q_next;
                while (qp && qp->q_answered)
                        qp = qp->q_next;