remove support for non-ANSI compilation

*** 22,31 ****
--- 22,33 ----
  /*      Copyright (c) 1988 AT&T */
  /*        All Rights Reserved   */
  
  
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  /*
*** 41,52 ****
   */
  
  #ifndef _ISO_STRING_ISO_H
  #define _ISO_STRING_ISO_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"
- 
  #include <sys/feature_tests.h>
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
--- 43,52 ----
*** 70,81 ****
  #else
  #define NULL    0
  #endif
  #endif
  
- #if defined(__STDC__)
- 
  extern int memcmp(const void *, const void *, size_t);
  extern void *memcpy(void *_RESTRICT_KYWD, const void *_RESTRICT_KYWD, size_t);
  extern void *memmove(void *, const void *, size_t);
  extern void *memset(void *, int, size_t);
  extern char *strcat(char *_RESTRICT_KYWD, const char *_RESTRICT_KYWD);
--- 70,79 ----
*** 149,185 ****
  extern char *strpbrk(const char *, const char *);
  extern char *strrchr(const char *, int);
  extern char *strstr(const char *, const char *);
  #endif /* __cplusplus >= 199711L */
  
- #else   /* __STDC__ */
- 
- extern void *memchr();
- extern int memcmp();
- extern void *memcpy();
- extern void *memmove();
- extern void *memset();
- extern char *strcat();
- extern char *strchr();
- extern int strcmp();
- extern int strcoll();
- extern char *strcpy();
- extern size_t strcspn();
- extern char *strerror();
- extern size_t strlen();
- extern char *strncat();
- extern int strncmp();
- extern char *strncpy();
- extern char *strpbrk();
- extern char *strrchr();
- extern size_t strspn();
- extern char *strstr();
- extern char *strtok();
- extern size_t strxfrm();
- 
- #endif  /* __STDC__ */
- 
  #if __cplusplus >= 199711L
  }
  #endif /* end of namespace std */
  
  #ifdef  __cplusplus
--- 147,156 ----