Check suffixes properly.

Reviewed-by: NRich Salz <rsalz@openssl.org>

apps/rehash.c

@@ -174,9 +174,11 @@ static int handle_symlink(const char *filename, const char *fullpath)
     }
     if (filename[i++] != '.')
         return -1;
-    for (type = OSSL_NELEM(suffixes) - 1; type > 0; type--)
-        if (strcasecmp(suffixes[type], &filename[i]) == 0)
+    for (type = OSSL_NELEM(suffixes) - 1; type > 0; type--) {
+        const char *suffix = suffixes[type];
+        if (strncasecmp(suffix, &filename[i], strlen(suffix)) == 0)
             break;
+    }
     i += strlen(suffixes[type]);
 
     id = strtoul(&filename[i], &endptr, 10);