remove support for non-ANSI compilation

*** 22,40 ****
  /*      Copyright (c) 1988 AT&T */
  /*        All Rights Reserved   */
  
  
  /*
   * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _PWD_H
  #define _PWD_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.3.1.9 */
- 
  #include <sys/feature_tests.h>
  
  #include <sys/types.h>
  
  #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
--- 22,40 ----
  /*      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.
   */
  
  #ifndef _PWD_H
  #define _PWD_H
  
  #include <sys/feature_tests.h>
  
  #include <sys/types.h>
  
  #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
*** 64,75 ****
          char    *c_acct;
          char    *c_bin;
  };
  #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
  
- #if defined(__STDC__)
- 
  extern struct passwd *getpwuid(uid_t);          /* MT-unsafe */
  extern struct passwd *getpwnam(const char *);   /* MT-unsafe */
  
  #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
  extern struct passwd *getpwent_r(struct passwd *, char *, int);
--- 64,73 ----
*** 83,114 ****
  extern void endpwent(void);
  extern struct passwd *getpwent(void);           /* MT-unsafe */
  extern void setpwent(void);
  #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) ... */
  
- #else  /* (__STDC__) */
- 
- extern struct passwd *getpwuid();               /* MT-unsafe */
- extern struct passwd *getpwnam();               /* MT-unsafe */
- 
- #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
- extern struct passwd *getpwent_r();
- extern struct passwd *fgetpwent_r();
- 
- extern struct passwd *fgetpwent();              /* MT-unsafe */
- extern int putpwent();
- #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
- 
- #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || \
-         defined(__EXTENSIONS__)
- extern void endpwent();
- extern struct passwd *getpwent();               /* MT-unsafe */
- extern void setpwent();
- #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) ... */
- 
- #endif /* (__STDC__) */
- 
  /*
   * getpwuid_r() & getpwnam_r() prototypes are defined here.
   */
  
  /*
--- 81,90 ----
*** 144,155 ****
   */
  
  #if !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE - 0 >= 199506L) || \
          defined(_POSIX_PTHREAD_SEMANTICS) || defined(__EXTENSIONS__)
  
- #if defined(__STDC__)
- 
  #if (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_POSIX_PTHREAD_SEMANTICS)
  
  #ifdef __PRAGMA_REDEFINE_EXTNAME
  #pragma redefine_extname getpwuid_r __posix_getpwuid_r
  #pragma redefine_extname getpwnam_r __posix_getpwnam_r
--- 120,129 ----
*** 191,254 ****
  extern struct passwd *getpwuid_r(uid_t, struct passwd *, char *, int);
  extern struct passwd *getpwnam_r(const char *, struct passwd *, char *, int);
  
  #endif  /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */
  
- #else  /* __STDC__ */
- 
- #if (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_POSIX_PTHREAD_SEMANTICS)
- 
- #ifdef __PRAGMA_REDEFINE_EXTNAME
- #pragma redefine_extname getpwuid_r __posix_getpwuid_r
- #pragma redefine_extname getpwnam_r __posix_getpwnam_r
- extern int getpwuid_r();
- extern int getpwnam_r();
- #else  /* __PRAGMA_REDEFINE_EXTNAME */
- 
- extern int __posix_getpwuid_r();
- extern int __posix_getpwnam_r();
- 
- #ifdef  __lint
- 
- #define getpwuid_r __posix_getpwuid_r
- #define getpwnam_r __posix_getpwnam_r
- 
- #else   /* !__lint */
- 
- static int
- getpwuid_r(__uid, __pwd, __buf, __len, __res)
-         uid_t __uid;
-         struct passwd *__pwd;
-         char *__buf;
-         int __len;
-         struct passwd **__res;
- {
-         return (__posix_getpwuid_r(__uid, __pwd, __buf, __len, __res));
- }
- static int
- getpwnam_r(__cb, __pwd, __buf, __len, __res)
-         char *__cb;
-         struct passwd *__pwd;
-         char *__buf;
-         int __len;
-         struct passwd **__res;
- {
-         return (__posix_getpwnam_r(__cb, __pwd, __buf, __len, __res));
- }
- 
- #endif /* !__lint */
- #endif /* __PRAGMA_REDEFINE_EXTNAME */
- 
- #else  /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */
- 
- extern struct passwd *getpwuid_r();
- extern struct passwd *getpwnam_r();
- 
- #endif /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */
- 
- #endif /* __STDC__ */
- 
  #endif /* !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE - 0 >= 199506L)... */
  
  #ifdef  __cplusplus
  }
  #endif
--- 165,174 ----