remove support for non-ANSI compilation

*** 17,35 ****
   * fields enclosed by brackets "[]" replaced with your own identifying
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*      Copyright (c) 1988 AT&T */
  /*        All Rights Reserved   */
  
  
  #ifndef _NLIST_H
  #define _NLIST_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.8.2.4 */
- 
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  struct nlist {
--- 17,36 ----
   * fields enclosed by brackets "[]" replaced with your own identifying
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
+ /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  */
  /*      Copyright (c) 1988 AT&T */
  /*        All Rights Reserved   */
  
  
  #ifndef _NLIST_H
  #define _NLIST_H
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  struct nlist {
*** 39,53 ****
          unsigned short  n_type;         /* type and derived type */
          char            n_sclass;       /* storage class */
          char            n_numaux;       /* number of aux. entries */
  };
  
- #if defined(__STDC__)
  extern int nlist(const char *, struct nlist *);
- #else   /* __STDC__ */
- extern int nlist();
- #endif  /* __STDC__ */
  
  #ifdef  __cplusplus
  }
  #endif
  
--- 40,50 ----