diff --git a/mdnsd.c b/mdnsd.c
index ae6303e..84f13c4 100644
--- a/mdnsd.c
+++ b/mdnsd.c
@@ -1186,7 +1186,7 @@ static void main_loop(struct mdnsd *svr) {
 				svr->sendmsg_requested = 1;
 				// flush the notify_pipe
 				if (read_pipe(svr->notify_pipe[0], (char *)&notify_buf, 1) == -1)
-					log_message(LOG_ERR, "read_pipe() failed; %m\n");
+					log_message(LOG_ERR, "read_pipe() failed; %s\n", strerror(errno));
 			} else if (FD_ISSET(svr->sockfd, &sockfd_set)) {
 				struct sockaddr_in fromaddr;
 				socklen_t sockaddr_size = sizeof(struct sockaddr_in);
@@ -1232,10 +1232,10 @@ static void main_loop(struct mdnsd *svr) {
 				struct mdns_pkt *mdns = mdns_parse_pkt(pkt_buffer, recvsize);
 				if (mdns != NULL) {
 					if (process_mdns_pkt(svr, mdns, mdns_packet)) {
-#ifdef MDNS_NO_RESPONDER_SUPPORT
+#ifndef MDNS_NO_RESPONDER_SUPPORT
 						size_t replylen = mdns_encode_pkt(mdns_packet, pkt_buffer, PACKET_SIZE);
 						if (send_packet(svr->sockfd, pkt_buffer, replylen, svr->domain) == -1)
-							log_message(LOG_ERR, "send_packet() failed; %m\n");
+							log_message(LOG_ERR, "send_packet() failed; %s\n", strerror(errno));
 #endif
 					} else if (mdns->num_qn == 0) {
 						DEBUG_PRINTF("(no questions in packet)\n\n");
@@ -1244,7 +1244,7 @@ static void main_loop(struct mdnsd *svr) {
 				}
 			}
 		} else {
-			log_message(LOG_ERR, "select() failed (ret: %d); %m\n", ret);
+			log_message(LOG_ERR, "select() failed (ret: %d); %s\n", ret, strerror(errno));
 			continue;
 		}
 
@@ -1283,7 +1283,7 @@ static void main_loop(struct mdnsd *svr) {
 				DEBUG_PRINTF("sending query for probe : (num of qn = %d)\n", mdns_packet->num_qn);
 				size_t replylen = mdns_encode_pkt(mdns_packet, pkt_buffer, PACKET_SIZE);
 				if (send_packet(svr->sockfd, pkt_buffer, replylen, svr->domain) == -1) {
-					log_message(LOG_ERR, "send_packet() failed; %m\n");
+					log_message(LOG_ERR, "send_packet() failed; %s\n", strerror(errno));
 				}
 
 				if (mdns_packet->rr_qn) {