diff --git a/usr.bin/systat/netcmds.c b/usr.bin/systat/netcmds.c
--- a/usr.bin/systat/netcmds.c
+++ b/usr.bin/systat/netcmds.c
@@ -122,7 +122,7 @@
 {
 	char *cp, *tmpstr, *tmpstr1;
 	struct servent *sp;
-	struct hostent *hp;
+	struct addrinfo *res;
 	struct in_addr in;
 
 	tmpstr = tmpstr1 = strdup(args);
@@ -145,15 +145,20 @@
 			selectport(sp->s_port, onoff);
 			continue;
 		}
-		hp = gethostbyname(tmpstr1);
-		if (hp == NULL) {
+
+		if (getaddrinfo(tmpstr1, NULL, &(struct addrinfo){
+			.ai_family = AF_INET
+		}, &res) != 0) {
 			in.s_addr = inet_addr(tmpstr1);
 			if (in.s_addr == INADDR_NONE) {
 				error("%s: unknown host or port", tmpstr1);
 				continue;
 			}
-		} else
-			in = *(struct in_addr *)hp->h_addr;
+		}
+		else {
+			in = ((struct sockaddr_in *)res->ai_addr)->sin_addr;
+			freeaddrinfo(res);
+		}
 		selecthost(&in, onoff);
 	}
 	free(tmpstr);
@@ -292,13 +297,20 @@
 static void
 showhosts(void)
 {
+	struct sockaddr_in sa = {
+		.sin_len = sizeof(struct sockaddr_in),
+		.sin_family = AF_INET
+	};
 	struct hitem *p;
-	struct hostent *hp;
+	char host[NI_MAXHOST];
+	int result;
 
 	for (p = hosts; p < hosts+nhosts; p++) {
-		hp = gethostbyaddr((char *)&p->addr, sizeof (p->addr), AF_INET);
+		sa.sin_addr = p->addr;
+		result = getnameinfo((struct sockaddr *)&sa, sa.sin_len,
+							 host, sizeof(host), NULL, 0, NI_NAMEREQD);
 		if (!p->onoff)
 			addch('!');
-		printw("%s ", hp ? hp->h_name : (char *)inet_ntoa(p->addr));
+		printw("%s ", result ? (char *)inet_ntoa(p->addr) : host);
 	}
 }
diff --git a/usr.bin/systat/netstat.c b/usr.bin/systat/netstat.c
--- a/usr.bin/systat/netstat.c
+++ b/usr.bin/systat/netstat.c
@@ -566,7 +566,6 @@
 {
 	char *cp = 0;
 	static char line[NI_MAXHOST];
-	struct hostent *hp;
 	struct in_addr in;
 
 #ifdef INET6
@@ -583,9 +582,8 @@
 
 	in = ((struct sockaddr_in *)sa)->sin_addr;
 	if (!nflag && in.s_addr != INADDR_ANY) {
-		hp = gethostbyaddr((char *)&in, sizeof (in), AF_INET);
-		if (hp)
-			cp = hp->h_name;
+		if (getnameinfo(sa, sa->sa_len, line, sizeof(line), NULL, 0, NI_NAMEREQD) == 0)
+			cp = line;
 	}
 	if (in.s_addr == INADDR_ANY)
 		strcpy(line, "*");