Quiet compiler sign compare warning.

diff --git a/lib/util/glob.c b/lib/util/glob.c
index c218a4a71495f67a57c3b7b5016a78b44cbbf9dd..52ff286c1e04a1b4948ce6a75210cc215010afe5 100644 (file)
--- a/lib/util/glob.c
+++ b/lib/util/glob.c
@@ -785,7 +785,7 @@ match(Char *name, Char *pat, Char *patend)
                                ++pat;
                        while (((c = *pat++) & M_MASK) != M_END) {
                                if ((c & M_MASK) == M_CLASS) {
-                                       int idx = *pat & M_MASK;
+                                       Char idx = *pat & M_MASK;
                                        if (idx < NCCLASSES &&
                                            cclasses[idx].isctype(k))
                                                ok = 1;