Rename key cache field.

src/cache.c

@@ -1184,7 +1184,7 @@ void dump_cache(time_t now)
 	    else if (cache->flags & F_DS)
 	      {
 		a = daemon->addrbuff;
-		sprintf(a, "%5u %3u %3u %u", cache->addr.key.flags_or_keyid,
+		sprintf(a, "%5u %3u %3u %u", cache->addr.key.keytag,
 			cache->addr.key.algo, cache->addr.key.digest, cache->uid);
 	      }
 #endif

src/dnsmasq.h

@@ -342,7 +342,7 @@ struct crec {
       struct keydata *keydata;
       unsigned char algo;
       unsigned char digest; /* DS only */
-      unsigned short flags_or_keyid; /* flags for DNSKEY, keyid for DS */
+      unsigned short keytag;
     } key;
   } addr;
   time_t ttd; /* time to die */