remove support for non-ANSI compilation

*** 18,27 ****
--- 18,28 ----
   *
   * CDDL HEADER END
   */
  
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
   * Copyright (c) 2013 Gary Mills
   *
   * Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
   */
  
*** 85,96 ****
  #ifndef _UID_T
  #define _UID_T
  typedef unsigned int    uid_t;          /* UID type             */
  #endif  /* !_UID_T */
  
- #if defined(__STDC__)
- 
  /* large file compilation environment setup */
  #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
  
  #ifdef  __PRAGMA_REDEFINE_EXTNAME
  #pragma redefine_extname        mkstemp         mkstemp64
--- 86,95 ----
*** 259,390 ****
  extern char *ulltostr(unsigned long long, char *);
  #endif  /* !defined(_STRICT_STDC) && defined(_LONGLONG_TYPE) */
  
  #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC) ... */
  
- #else /* not __STDC__ */
- 
- #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \
-         (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_REENTRANT)
- extern int rand_r();
- #endif  /* defined(__EXTENSIONS__) || defined(_REENTRANT) ... */
- 
- extern void _exithandle();
- 
- #if defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE) || defined(_XPG4)
- extern double drand48();
- extern double erand48();
- extern long jrand48();
- extern void lcong48();
- extern long lrand48();
- extern long mrand48();
- extern long nrand48();
- extern unsigned short *seed48();
- extern void srand48();
- extern int putenv();
- extern void setkey();
- #endif /* defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE) ... */
- 
- #if (defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE)) && \
-         (!defined(_XOPEN_SOURCE) || (defined(_XPG3) && !defined(_XPG4)))
- extern void swab();
- #endif
- 
- #if defined(__EXTENSIONS__) || \
-         !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || \
-         (defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64)
- extern int      mkstemp();
- #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
- extern int      mkstemps();
- #endif
- #endif  /* defined(__EXTENSIONS__) ... */
- 
- #if     defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \
-             !defined(__PRAGMA_REDEFINE_EXTNAME))
- extern int      mkstemp64();
- #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
- extern int      mkstemps64();
- #endif
- #endif  /* _LARGEFILE64_SOURCE... */
- 
- #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)
- extern long a64l();
- extern char *ecvt();
- extern char *fcvt();
- extern char *gcvt();
- extern int getsubopt();
- extern int grantpt();
- extern char *initstate();
- extern char *l64a();
- extern char *mktemp();
- extern char *ptsname();
- extern long random();
- extern char *realpath();
- extern char *setstate();
- extern void srandom();
- /* Marked LEGACY in SUSv2 and removed in SUSv3 */
- #if !defined(_XPG6) || defined(__EXTENSIONS__)
- extern int ttyslot();
- extern void *valloc();
- #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
- #endif /* defined(__EXTENSIONS__) || ... || defined(_XPG4_2) */
- 
- #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || defined(_XPG6)
- extern int posix_memalign();
- extern int posix_openpt();
- extern int setenv();
- extern int unsetenv();
- #endif
- 
- #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX)
- extern char *canonicalize_file_name();
- extern int clearenv();
- extern void closefrom();
- extern int daemon();
- extern int dup2();
- extern int dup3();
- extern int fdwalk();
- extern char *qecvt();
- extern char *qfcvt();
- extern char *qgcvt();
- extern char *getcwd();
- extern char *getexecname();
- 
- #ifndef __GETLOGIN_DEFINED      /* Avoid duplicate in unistd.h */
- #define __GETLOGIN_DEFINED
- #ifndef __USE_LEGACY_LOGNAME__
- #ifdef  __PRAGMA_REDEFINE_EXTNAME
- #pragma redefine_extname getlogin getloginx
- #else   /* __PRAGMA_REDEFINE_EXTNAME */
- extern char *getloginx();
- #define getlogin        getloginx
- #endif  /* __PRAGMA_REDEFINE_EXTNAME */
- #endif  /* __USE_LEGACY_LOGNAME__ */
- extern char *getlogin();
- #endif  /* __GETLOGIN_DEFINED */
- 
- extern int getopt();
- extern char *optarg;
- extern int optind, opterr, optopt;
- extern char *getpass();
- extern char *getpassphrase();
- extern int getpw();
- extern int isatty();
- extern void *memalign();
- extern char *ttyname();
- extern char *mkdtemp();
- extern char *getprogname();
- extern void setprogname();
- 
- #if defined(_LONGLONG_TYPE)
- extern char *lltostr();
- extern char *ulltostr();
- #endif  /* defined(_LONGLONG_TYPE) */
- #endif  /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */
- 
- #endif  /* __STDC__ */
- 
  #ifdef  __cplusplus
  }
  #endif
  
  #endif  /* _STDLIB_H */
--- 258,267 ----