fix whitespaces

lib/dns/rbtdb.c

@@ -5420,7 +5420,7 @@ expirenode(dns_db_t *db, dns_dbnode_t *node, isc_stdtime_t now) {
 		 * XXXDCL Could stand to have a better policy, like LRU.
 		 */
 		force_expire = ISC_TF(rbtnode->down == NULL &&
-                                      (isc_random32() % 4) == 0);
+				      (isc_random32() % 4) == 0);
 
 		/*
 		 * Note that 'log' can be true IFF overmem is also true.

lib/isc/random.c

@@ -104,13 +104,13 @@ isc_random_buf(void *buf, size_t buflen) {
 	for (i = 0; i + sizeof(r) <= buflen; i += sizeof(r)) {
 		r = next();
 		memmove((uint8_t *)buf + i, &r, sizeof(r)); /* Buffers cannot
-		                                            * really overlap
-		                                            * here */
+							    * really overlap
+							    * here */
 	}
 	r = next();
 	memmove((uint8_t *)buf + i, &r, buflen % sizeof(r)); /* Buffer cannot
-	                                                     * really overlap
-	                                                     * here */
+							     * really overlap
+							     * here */
 	return;
 }