1926 libresolv evades compiler warnings

@@ -18,10 +18,11 @@
  *
  * CDDL HEADER END
  */
 
 /*
+ * Copyright 2015 Gary Mills
  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */

@@ -35,12 +36,10 @@
  * University Acknowledgment- Portions of this document are derived from
  * software developed by the University of California, Berkeley, and its
  * contributors.
  */
 
-#pragma ident   "%Z%%M% %I%     %E% SMI"
-
 /*
  * Send query to name server and wait for reply.
  */
 
 #include <sys/param.h>

@@ -48,27 +47,38 @@
 #include <sys/socket.h>
 #include <sys/uio.h>
 #include <sys/stat.h>
 #include <netinet/in.h>
 #include <stdio.h>
+#include <string.h>
+#include <unistd.h>
 #include <errno.h>
 #include <arpa/nameser.h>
+#include <arpa/inet.h>
 #include <resolv.h>
+#include "crossl.h"
 
+/*
+ * Undocumented external function in libsocket
+ */
+extern int
+_socket(int, int, int);
 
 static int s = -1;      /* socket used for communications */
+#if     BSD >= 43
 static struct sockaddr no_addr;
+#endif /* BSD */
 
 
 #ifndef FD_SET
 #define NFDBITS         32
 #define FD_SETSIZE      32
 #define FD_SET(n, p)    ((p)->fds_bits[(n)/NFDBITS] |= (1 << ((n) % NFDBITS)))
 #define FD_CLR(n, p)    ((p)->fds_bits[(n)/NFDBITS] &= ~(1 << ((n) % NFDBITS)))
 #define FD_ISSET(n, p)  ((p)->fds_bits[(n)/NFDBITS] & (1 << ((n) % NFDBITS)))
 #ifdef SYSV
-#define FD_ZERO(p)      memset((void *)(p), 0, sizeof (*(p)))
+#define FD_ZERO(p)      (void) memset((void *)(p), 0, sizeof (*(p)))
 #else
 #define FD_ZERO(p)      bzero((char *)(p), sizeof (*(p)))
 #endif
 #endif
 

@@ -127,11 +137,14 @@
         char *answer;
         int anslen;
 {
         register int n;
         int try, v_circuit, resplen, ns;
-        int gotsomewhere = 0, connected = 0;
+        int gotsomewhere = 0;
+#if     BSD >= 43
+        int connected = 0;
+#endif /* BSD */
         int connreset = 0;
         u_short id, len;
         char *cp;
         fd_set dsmask;
         struct timeval timeout;