diff --git a/lib/libc/net/gethostbydns.c b/lib/libc/net/gethostbydns.c
index 621f3c745b4..7b1e2d6209c 100644
--- a/lib/libc/net/gethostbydns.c
+++ b/lib/libc/net/gethostbydns.c
@@ -53,7 +53,7 @@
 
 #if defined(LIBC_SCCS) && !defined(lint)
 static char sccsid[] = "@(#)gethostnamadr.c	8.1 (Berkeley) 6/4/93";
-static char rcsid[] = "$Id: gethostbydns.c,v 1.5 1995/08/20 20:02:37 peter Exp $";
+static char rcsid[] = "$Id: gethostbydns.c,v 1.6 1995/08/21 09:15:32 bde Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <sys/param.h>
@@ -63,6 +63,7 @@ static char rcsid[] = "$Id: gethostbydns.c,v 1.5 1995/08/20 20:02:37 peter Exp $
 #include <arpa/nameser.h>
 
 #include <stdio.h>
+#include <unistd.h>
 #include <string.h>
 #include <netdb.h>
 #include <resolv.h>
diff --git a/lib/libc/net/getnetbydns.c b/lib/libc/net/getnetbydns.c
index f0a224fd5b0..440ebf84ba2 100644
--- a/lib/libc/net/getnetbydns.c
+++ b/lib/libc/net/getnetbydns.c
@@ -53,7 +53,7 @@
 
 #if defined(LIBC_SCCS) && !defined(lint)
 static char sccsid[] = "@(#)gethostnamadr.c	8.1 (Berkeley) 6/4/93";
-static char rcsid[] = "$Id: getnetbydns.c,v 1.2 1994/09/25 17:45:38 pst Exp $";
+static char rcsid[] = "$Id: getnetbydns.c,v 1.3 1995/05/30 05:40:46 rgrimes Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <sys/param.h>
@@ -64,6 +64,7 @@ static char rcsid[] = "$Id: getnetbydns.c,v 1.2 1994/09/25 17:45:38 pst Exp $";
 #include <netdb.h>
 #include <resolv.h>
 #include <stdio.h>
+#include <unistd.h>
 #include <ctype.h>
 #include <errno.h>
 #include <string.h>
diff --git a/lib/libc/net/getnetbynis.c b/lib/libc/net/getnetbynis.c
index 21f17b9cda1..d87ca0f29c5 100644
--- a/lib/libc/net/getnetbynis.c
+++ b/lib/libc/net/getnetbynis.c
@@ -24,8 +24,8 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char sccsid[] = "@(#)$Id: getnetbynis.c,v 1.2 1994/09/26 02:50:43 wollman Exp $";
-static char rcsid[] = "$Id: getnetbynis.c,v 1.2 1994/09/26 02:50:43 wollman Exp $";
+static char sccsid[] = "@(#)$Id: getnetbynis.c,v 1.3 1995/05/30 05:40:47 rgrimes Exp $";
+static char rcsid[] = "$Id: getnetbynis.c,v 1.3 1995/05/30 05:40:47 rgrimes Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <sys/param.h>
@@ -34,6 +34,7 @@ static char rcsid[] = "$Id: getnetbynis.c,v 1.2 1994/09/26 02:50:43 wollman Exp
 #include <arpa/inet.h>
 #include <netdb.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <ctype.h>
 #include <errno.h>
 #include <string.h>
@@ -117,7 +118,6 @@ _getnetbynisaddr(addr, type)
 {
 	struct in_addr in;
 	char *str, *cp;
-	struct netent *np;
 
 	if (type != AF_INET)
 		return (NULL);