1926 libresolv evades compiler warnings

*** 18,27 ****
--- 18,28 ----
   *
   * 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 */
*** 35,46 ****
   * 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>
--- 36,45 ----
*** 48,74 ****
  #include <sys/socket.h>
  #include <sys/uio.h>
  #include <sys/stat.h>
  #include <netinet/in.h>
  #include <stdio.h>
  #include <errno.h>
  #include <arpa/nameser.h>
  #include <resolv.h>
  
  
  static int s = -1;      /* socket used for communications */
  static struct sockaddr no_addr;
  
  
  #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)))
  #else
  #define FD_ZERO(p)      bzero((char *)(p), sizeof (*(p)))
  #endif
  #endif
  
--- 47,84 ----
  #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)      (void) memset((void *)(p), 0, sizeof (*(p)))
  #else
  #define FD_ZERO(p)      bzero((char *)(p), sizeof (*(p)))
  #endif
  #endif
  
*** 127,137 ****
          char *answer;
          int anslen;
  {
          register int n;
          int try, v_circuit, resplen, ns;
!         int gotsomewhere = 0, connected = 0;
          int connreset = 0;
          u_short id, len;
          char *cp;
          fd_set dsmask;
          struct timeval timeout;
--- 137,150 ----
          char *answer;
          int anslen;
  {
          register int n;
          int try, v_circuit, resplen, ns;
!         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;