remove support for non-ANSI compilation

*** 17,26 ****
--- 17,28 ----
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _SYS_ACL_H
*** 285,301 ****
  extern void ksort(caddr_t, int, int, int (*)(void *, void *));
  extern int cmp2acls(void *, void *);
  
  #endif  /* !defined(_KERNEL) */
  
- #if defined(__STDC__)
  extern int acl(const char *path, int cmd, int cnt, void *buf);
  extern int facl(int fd, int cmd, int cnt, void *buf);
- #else   /* !__STDC__ */
- extern int acl();
- extern int facl();
- #endif  /* defined(__STDC__) */
  
  #ifdef  __cplusplus
  }
  #endif
  
--- 287,298 ----