remove support for non-ANSI compilation

*** 18,27 ****
--- 18,29 ----
   *
   * CDDL HEADER END
   */
  
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
*** 28,54 ****
  /*        All Rights Reserved   */
  
  #ifndef _SYS_PRIOCNTL_H
  #define _SYS_PRIOCNTL_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"        /* from SVR4 1.6 */
- 
  #include <sys/types.h>
  #include <sys/procset.h>
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  #define PC_VERSION      1       /* First version of priocntl */
  
- #ifdef __STDC__
  extern long     priocntl(idtype_t, id_t, int, ...);
  extern long     priocntlset(procset_t *, int, ...);
- #else
- extern long     priocntl(), priocntlset();
- #endif  /* __STDC__ */
  
  /*
   * The following are the possible values of the command
   * argument for the priocntl system call.
   */
--- 30,50 ----