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 */
*** 35,57 ****
   * 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"
- 
  #include <sys/param.h>
  #include <sys/socket.h>
  #include <netinet/in.h>
  #include <ctype.h>
  #include <netdb.h>
  #include <stdio.h>
  #include <errno.h>
  #include <string.h>
  #include <arpa/inet.h>
  #include <arpa/nameser.h>
  #include <resolv.h>
  
  #if PACKETSZ > 1024
  #define MAXPACKET       PACKETSZ
  #else
  #define MAXPACKET       1024
--- 36,58 ----
   * University Acknowledgment- Portions of this document are derived from
   * software developed by the University of California, Berkeley, and its
   * contributors.
   */
  
  #include <sys/param.h>
  #include <sys/socket.h>
  #include <netinet/in.h>
  #include <ctype.h>
  #include <netdb.h>
  #include <stdio.h>
  #include <errno.h>
  #include <string.h>
+ #include <stdlib.h>
  #include <arpa/inet.h>
  #include <arpa/nameser.h>
  #include <resolv.h>
+ #include "crossl.h"
  
  #if PACKETSZ > 1024
  #define MAXPACKET       PACKETSZ
  #else
  #define MAXPACKET       1024
*** 94,104 ****
                          printf("res_query: mkquery failed\n");
  #endif
                  h_errno = NO_RECOVERY;
                  return (n);
          }
!         n = res_send(buf, n, answer, anslen);
          if (n < 0) {
  #ifdef DEBUG
                  if (_res.options & RES_DEBUG)
                          printf("res_query: send error\n");
  #endif
--- 95,105 ----
                          printf("res_query: mkquery failed\n");
  #endif
                  h_errno = NO_RECOVERY;
                  return (n);
          }
!         n = res_send(buf, n, (char *)answer, anslen);
          if (n < 0) {
  #ifdef DEBUG
                  if (_res.options & RES_DEBUG)
                          printf("res_query: send error\n");
  #endif
*** 269,279 ****
  hostalias(name)
          register char *name;
  {
          register char *C1, *C2;
          FILE *fp;
!         char *file, *getenv(), *strcpy(), *strncpy();
          char buf[BUFSIZ];
          static char abuf[MAXDNAME];
  
          file = getenv("HOSTALIASES");
          if (file == NULL || (fp = fopen(file, "r")) == NULL)
--- 270,280 ----
  hostalias(name)
          register char *name;
  {
          register char *C1, *C2;
          FILE *fp;
!         char *file;
          char buf[BUFSIZ];
          static char abuf[MAXDNAME];
  
          file = getenv("HOSTALIASES");
          if (file == NULL || (fp = fopen(file, "r")) == NULL)