remove support for non-ANSI compilation

*** 17,36 ****
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
   * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  /*
   * nislib.h
   *
   * This file contains the interfaces that are visible in the SunOS 5.x
!  * implementation of NIS Plus. When using C++ the defined __cplusplus and
!  * __STDC__ should both be true.
   */
  
  #ifndef _RPCSVC_NISLIB_H
  #define _RPCSVC_NISLIB_H
  
--- 17,37 ----
   * 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.
   */
  
  /*
   * nislib.h
   *
   * This file contains the interfaces that are visible in the SunOS 5.x
!  * implementation of NIS Plus.
   */
  
  #ifndef _RPCSVC_NISLIB_H
  #define _RPCSVC_NISLIB_H
  
*** 37,47 ****
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
- #ifdef __STDC__
  extern name_pos nis_dir_cmp(nis_name, nis_name);
  
  extern nis_name nis_domain_of(nis_name);
  extern nis_name nis_leaf_of(nis_name);
  extern nis_name nis_leaf_of_r(const nis_name, char *, size_t);
--- 38,47 ----
*** 59,94 ****
  extern nis_name __nis_rpc_domain(void);
  
  CLIENT *__nis_clnt_create(int, struct netconfig *, char *, struct netbuf *,
                          int, int, int, int, int);
  
- #else
- 
- /* Non-prototype definitions (old fashioned C) */
- 
- extern name_pos nis_dir_cmp();
- 
- extern nis_name nis_domain_of();
- extern nis_name nis_leaf_of();
- extern nis_name nis_leaf_of_r();
- extern nis_name nis_name_of();
- extern nis_name nis_local_group();
- extern nis_name nis_local_directory();
- extern nis_name nis_local_host();
- 
- extern void nis_destroy_object();
- extern nis_object *nis_clone_object();
- 
- extern nis_object *nis_read_obj();
- extern int nis_write_obj();
- extern void *nis_get_static_storage();
- extern nis_name __nis_rpc_domain();
- 
- CLIENT *__nis_clnt_create();
- 
- #endif
- 
  #ifdef  __cplusplus
  }
  #endif
  
  #endif  /* _RPCSVC_NISLIB_H */
--- 59,68 ----