remove support for non-ANSI compilation

*** 18,27 ****
--- 18,29 ----
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright 1999-2003 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
*** 29,40 ****
  
  
  #ifndef _SYS_MSG_H
  #define _SYS_MSG_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"
- 
  #include <sys/ipc.h>
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
--- 31,40 ----
*** 124,148 ****
          size_t  msgsnap_mlen;   /* number of bytes in message that follows */
          long    msgsnap_mtype;  /* message type */
  };
  
  #if !defined(_KERNEL)
- #if defined(__STDC__)
  int msgctl(int, int, struct msqid_ds *);
  int msgget(key_t, int);
  int msgids(int *, uint_t, uint_t *);
  int msgsnap(int, void *, size_t, long);
  ssize_t msgrcv(int, void *, size_t, long, int);
  int msgsnd(int, const void *, size_t, int);
- #else /* __STDC__ */
- int msgctl();
- int msgget();
- int msgids();
- int msgsnap();
- int msgrcv();
- int msgsnd();
- #endif /* __STDC__ */
  #endif /* ! _KERNEL */
  
  #ifdef  __cplusplus
  }
  #endif
--- 124,139 ----