Cleanup some dead wood in the header files

2 files changed, 0 insertions, 1277 deletions

diff --git a/libc/sysdeps/linux/common/bits/string.h b/libc/sysdeps/linux/common/bits/string.h
deleted file mode 100644
index ad68b038b..000000000
--- a/libc/sysdeps/linux/common/bits/string.h
+++ /dev/null
@@ -1,12 +0,0 @@
-/* This file should provide inline versions of string functions.
-
-   Surround GCC-specific parts with #ifdef __GNUC__, and use `extern __inline'.
-
-   This file should define __STRING_INLINES if functions are actually defined
-   as inlines.  */
-
-#ifndef _BITS_STRING_H
-#define _BITS_STRING_H	1
-
-
-#endif /* bits/string.h */
diff --git a/libc/sysdeps/linux/common/bits/string2.h b/libc/sysdeps/linux/common/bits/string2.h
deleted file mode 100644
index 8f9fbd120..000000000
--- a/libc/sysdeps/linux/common/bits/string2.h
+++ /dev/null
@@ -1,1265 +0,0 @@
-/* Machine-independant string function optimizations.
-   Copyright (C) 1997,1998,1999,2000,2001,2002 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#ifndef _STRING_H
-# error "Never use <bits/string2.h> directly; include <string.h> instead."
-#endif
-
-#if !defined __NO_STRING_INLINES && !defined __BOUNDED_POINTERS__
-
-/* Unlike the definitions in the header <bits/string.h> the
-   definitions contained here are not optimized down to assembler
-   level.  Those optimizations are not always a good idea since this
-   means the code size increases a lot.  Instead the definitions here
-   optimize some functions in a way which do not dramatically
-   increase the code size and which do not use assembler.  The main
-   trick is to use GNU CC's `__builtin_constant_p' function.
-
-   Every function XXX which has a defined version in
-   <bits/string.h> must be accompanied by a symbol _HAVE_STRING_ARCH_XXX
-   to make sure we don't get redefinitions.
-
-   We must use here macros instead of inline functions since the
-   trick won't work with the latter.  */
-
-#ifndef __STRING_INLINE
-# ifdef __cplusplus
-#  define __STRING_INLINE inline
-# else
-#  define __STRING_INLINE extern __inline
-# endif
-#endif
-
-#if _STRING_ARCH_unaligned
-/* If we can do unaligned memory accesses we must know the endianess.  */
-# include <endian.h>
-# include <bits/types.h>
-
-# if __BYTE_ORDER == __LITTLE_ENDIAN
-#  define __STRING2_SMALL_GET16(src, idx) \
-     (((__const unsigned char *) (__const char *) (src))[idx + 1] << 8	      \
-      | ((__const unsigned char *) (__const char *) (src))[idx])
-#  define __STRING2_SMALL_GET32(src, idx) \
-     (((((__const unsigned char *) (__const char *) (src))[idx + 3] << 8      \
-	| ((__const unsigned char *) (__const char *) (src))[idx + 2]) << 8   \
-       | ((__const unsigned char *) (__const char *) (src))[idx + 1]) << 8    \
-      | ((__const unsigned char *) (__const char *) (src))[idx])
-# else
-#  define __STRING2_SMALL_GET16(src, idx) \
-     (((__const unsigned char *) (__const char *) (src))[idx] << 8	      \
-      | ((__const unsigned char *) (__const char *) (src))[idx + 1])
-#  define __STRING2_SMALL_GET32(src, idx) \
-     (((((__const unsigned char *) (__const char *) (src))[idx] << 8	      \
-	| ((__const unsigned char *) (__const char *) (src))[idx + 1]) << 8   \
-       | ((__const unsigned char *) (__const char *) (src))[idx + 2]) << 8    \
-      | ((__const unsigned char *) (__const char *) (src))[idx + 3])
-# endif
-#else
-/* These are a few types we need for the optimizations if we cannot
-   use unaligned memory accesses.  */
-# define __STRING2_COPY_TYPE(N) \
-  typedef struct { unsigned char __arr[N]; }				      \
-    __STRING2_COPY_ARR##N __attribute__ ((packed))
-__STRING2_COPY_TYPE (2);
-__STRING2_COPY_TYPE (3);
-__STRING2_COPY_TYPE (4);
-__STRING2_COPY_TYPE (5);
-__STRING2_COPY_TYPE (6);
-__STRING2_COPY_TYPE (7);
-__STRING2_COPY_TYPE (8);
-# undef __STRING2_COPY_TYPE
-#endif
-
-/* Dereferencing a pointer arg to run sizeof on it fails for the void
-   pointer case, so we use this instead.
-   Note that __x is evaluated twice. */
-#define __string2_1bptr_p(__x) \
-  ((size_t)(const void *)((__x) + 1) - (size_t)(const void *)(__x) == 1)
-
-/* Set N bytes of S to C.  */
-#ifndef _HAVE_STRING_ARCH_memset
-# if _STRING_ARCH_unaligned
-#  define memset(s, c, n) \
-  (__extension__ (__builtin_constant_p (n) && (n) <= 16			      \
-		  ? ((n) == 1						      \
-		     ? __memset_1 (s, c)				      \
-		     : __memset_gc (s, c, n))				      \
-		  : (__builtin_constant_p (c) && (c) == '\0'		      \
-		     ? ({ void *__s = (s); __bzero (__s, n); __s; })	      \
-		     : memset (s, c, n))))
-
-#  define __memset_1(s, c) ({ void *__s = (s);				      \
-			    *((__uint8_t *) __s) = (__uint8_t) c; __s; })
-
-#  define __memset_gc(s, c, n) \
-  ({ void *__s = (s);							      \
-     union {								      \
-       unsigned int __ui;						      \
-       unsigned short int __usi;					      \
-       unsigned char __uc;						      \
-     } *__u = __s;							      \
-     __uint8_t __c = (__uint8_t) (c);					      \
-									      \
-     /* This `switch' statement will be removed at compile-time.  */	      \
-     switch ((unsigned int) (n))					      \
-       {								      \
-       case 15:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 11:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 7:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 3:								      \
-	 __u->__usi = (unsigned short int) __c * 0x0101;		      \
-	 __u = __extension__ (void *)((char *) __u + 2);		      \
-	 __u->__uc = (unsigned char) __c;				      \
-	 break;								      \
-									      \
-       case 14:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 10:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 6:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 2:								      \
-	 __u->__usi = (unsigned short int) __c * 0x0101;		      \
-	 break;								      \
-									      \
-       case 13:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 9:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 5:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 1:								      \
-	 __u->__uc = (unsigned char) __c;				      \
-	 break;								      \
-									      \
-       case 16:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 12:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 8:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-	 __u = __extension__ (void *)((char *) __u + 4);		      \
-       case 4:								      \
-	 __u->__ui = __c * 0x01010101;					      \
-       case 0:								      \
-	 break;								      \
-       }								      \
-									      \
-     __s; })
-# else
-#  define memset(s, c, n) \
-  (__extension__ (__builtin_constant_p (c) && (c) == '\0'		      \
-		  ? ({ void *__s = (s); __bzero (__s, n); __s; })	      \
-		  : memset (s, c, n)))
-# endif
-
-/* GCC optimizes memset(s, 0, n) but not bzero(s, n).
-   The optimization is broken before EGCS 1.1.  */
-# if __GNUC_PREREQ (2, 91)
-#  define __bzero(s, n) __builtin_memset (s, '\0', n)
-# endif
-
-#endif
-
-
-/* Copy N bytes from SRC to DEST, returning pointer to byte following the
-   last copied.  */
-#ifdef __USE_GNU
-# if !defined _HAVE_STRING_ARCH_mempcpy || defined _FORCE_INLINES
-#  ifndef _HAVE_STRING_ARCH_mempcpy
-#   if __GNUC_PREREQ (3, 0)
-#    define __mempcpy(dest, src, n) \
-  (__extension__ (__builtin_constant_p (src) && __builtin_constant_p (n)      \
-		  && __string2_1bptr_p (src) && n <= 8			      \
-		  ? __builtin_memcpy (dest, src, n) + (n)		      \
-		  : __mempcpy (dest, src, n)))
-#   else
-#    define __mempcpy(dest, src, n) \
-  (__extension__ (__builtin_constant_p (src) && __builtin_constant_p (n)      \
-		  && __string2_1bptr_p (src) && n <= 8			      \
-		  ? __mempcpy_small (dest, __mempcpy_args (src), n)	      \
-		  : __mempcpy (dest, src, n)))
-#   endif
-/* In glibc we use this function frequently but for namespace reasons
-   we have to use the name `__mempcpy'.  */
-#   define mempcpy(dest, src, n) __mempcpy (dest, src, n)
-#  endif
-
-#  if !__GNUC_PREREQ (3, 0) || defined _FORCE_INLINES
-#   if _STRING_ARCH_unaligned
-#    ifndef _FORCE_INLINES
-#     define __mempcpy_args(src) \
-     ((__const char *) (src))[0], ((__const char *) (src))[2],		      \
-     ((__const char *) (src))[4], ((__const char *) (src))[6],		      \
-     __extension__ __STRING2_SMALL_GET16 (src, 0),			      \
-     __extension__ __STRING2_SMALL_GET16 (src, 4),			      \
-     __extension__ __STRING2_SMALL_GET32 (src, 0),			      \
-     __extension__ __STRING2_SMALL_GET32 (src, 4)
-#    endif
-__STRING_INLINE void *__mempcpy_small (void *, char, char, char, char,
-				       __uint16_t, __uint16_t, __uint32_t,
-				       __uint32_t, size_t);
-__STRING_INLINE void *
-__mempcpy_small (void *__dest1,
-		 char __src0_1, char __src2_1, char __src4_1, char __src6_1,
-		 __uint16_t __src0_2, __uint16_t __src4_2,
-		 __uint32_t __src0_4, __uint32_t __src4_4,
-		 size_t __srclen)
-{
-  union {
-    __uint32_t __ui;
-    __uint16_t __usi;
-    unsigned char __uc;
-    unsigned char __c;
-  } *__u = __dest1;
-  switch ((unsigned int) __srclen)
-    {
-    case 1:
-      __u->__c = __src0_1;
-      __u = __extension__ (void *)((char *) __u + 1);
-      break;
-    case 2:
-      __u->__usi = __src0_2;
-      __u = __extension__ (void *)((char *) __u + 2);
-      break;
-    case 3:
-      __u->__usi = __src0_2;
-      __u = __extension__ (void *)((char *) __u + 2);
-      __u->__c = __src2_1;
-      __u = __extension__ (void *)((char *) __u + 1);
-      break;
-    case 4:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      break;
-    case 5:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__c = __src4_1;
-      __u = __extension__ (void *)((char *) __u + 1);
-      break;
-    case 6:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__usi = __src4_2;
-      __u = __extension__ (void *)((char *) __u + 2);
-      break;
-    case 7:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__usi = __src4_2;
-      __u = __extension__ (void *)((char *) __u + 2);
-      __u->__c = __src6_1;
-      __u = __extension__ (void *)((char *) __u + 1);
-      break;
-    case 8:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__ui = __src4_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      break;
-    }
-  return (void *) __u;
-}
-#   else
-#    ifndef _FORCE_INLINES
-#     define __mempcpy_args(src) \
-     ((__const char *) (src))[0],					      \
-     __extension__ ((__STRING2_COPY_ARR2)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1] } }),      \
-     __extension__ ((__STRING2_COPY_ARR3)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2] } }),				      \
-     __extension__ ((__STRING2_COPY_ARR4)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3] } }),      \
-     __extension__ ((__STRING2_COPY_ARR5)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  ((__const char *) (src))[4] } }),				      \
-     __extension__ ((__STRING2_COPY_ARR6)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  ((__const char *) (src))[4], ((__const char *) (src))[5] } }),      \
-     __extension__ ((__STRING2_COPY_ARR7)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \
-	  ((__const char *) (src))[6] } }),				      \
-     __extension__ ((__STRING2_COPY_ARR8)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \
-	  ((__const char *) (src))[6], ((__const char *) (src))[7] } })
-#    endif
-__STRING_INLINE void *__mempcpy_small (void *, char, __STRING2_COPY_ARR2,
-				       __STRING2_COPY_ARR3,
-				       __STRING2_COPY_ARR4,
-				       __STRING2_COPY_ARR5,
-				       __STRING2_COPY_ARR6,
-				       __STRING2_COPY_ARR7,
-				       __STRING2_COPY_ARR8, size_t);
-__STRING_INLINE void *
-__mempcpy_small (void *__dest, char __src1,
-		 __STRING2_COPY_ARR2 __src2, __STRING2_COPY_ARR3 __src3,
-		 __STRING2_COPY_ARR4 __src4, __STRING2_COPY_ARR5 __src5,
-		 __STRING2_COPY_ARR6 __src6, __STRING2_COPY_ARR7 __src7,
-		 __STRING2_COPY_ARR8 __src8, size_t __srclen)
-{
-  union {
-    char __c;
-    __STRING2_COPY_ARR2 __sca2;
-    __STRING2_COPY_ARR3 __sca3;
-    __STRING2_COPY_ARR4 __sca4;
-    __STRING2_COPY_ARR5 __sca5;
-    __STRING2_COPY_ARR6 __sca6;
-    __STRING2_COPY_ARR7 __sca7;
-    __STRING2_COPY_ARR8 __sca8;
-  } *__u = __dest;
-  switch ((unsigned int) __srclen)
-    {
-    case 1:
-      __u->__c = __src1;
-      break;
-    case 2:
-      __extension__ __u->__sca2 = __src2;
-      break;
-    case 3:
-      __extension__ __u->__sca3 = __src3;
-      break;
-    case 4:
-      __extension__ __u->__sca4 = __src4;
-      break;
-    case 5:
-      __extension__ __u->__sca5 = __src5;
-      break;
-    case 6:
-      __extension__ __u->__sca6 = __src6;
-      break;
-    case 7:
-      __extension__ __u->__sca7 = __src7;
-      break;
-    case 8:
-      __extension__ __u->__sca8 = __src8;
-      break;
-    }
-  return __extension__ (void *)((char *) __u + __srclen);
-}
-#   endif
-#  endif
-# endif
-#endif
-
-
-/* Return pointer to C in S.  */
-#ifndef _HAVE_STRING_ARCH_strchr
-extern void *__rawmemchr (const void *__s, int __c);
-# define strchr(s, c) \
-  (__extension__ (__builtin_constant_p (c) && (c) == '\0'		      \
-		  ? (char *) __rawmemchr (s, c)				      \
-		  : strchr (s, c)))
-#endif
-
-
-/* Copy SRC to DEST.  */
-#if (!defined _HAVE_STRING_ARCH_strcpy && !__GNUC_PREREQ (3, 0)) \
-    || defined _FORCE_INLINES
-# if !defined _HAVE_STRING_ARCH_strcpy && !__GNUC_PREREQ (3, 0)
-#  define strcpy(dest, src) \
-  (__extension__ (__builtin_constant_p (src)				      \
-		  ? (__string2_1bptr_p (src) && strlen (src) + 1 <= 8	      \
-		     ? __strcpy_small (dest, __strcpy_args (src),	      \
-				       strlen (src) + 1)		      \
-		     : (char *) memcpy (dest, src, strlen (src) + 1))	      \
-		  : strcpy (dest, src)))
-# endif
-
-# if _STRING_ARCH_unaligned
-#  ifndef _FORCE_INLINES
-#   define __strcpy_args(src) \
-     __extension__ __STRING2_SMALL_GET16 (src, 0),			      \
-     __extension__ __STRING2_SMALL_GET16 (src, 4),			      \
-     __extension__ __STRING2_SMALL_GET32 (src, 0),			      \
-     __extension__ __STRING2_SMALL_GET32 (src, 4)
-#  endif
-__STRING_INLINE char *__strcpy_small (char *, __uint16_t, __uint16_t,
-				      __uint32_t, __uint32_t, size_t);
-__STRING_INLINE char *
-__strcpy_small (char *__dest,
-		__uint16_t __src0_2, __uint16_t __src4_2,
-		__uint32_t __src0_4, __uint32_t __src4_4,
-		size_t __srclen)
-{
-  union {
-    __uint32_t __ui;
-    __uint16_t __usi;
-    unsigned char __uc;
-  } *__u = (void *) __dest;
-  switch ((unsigned int) __srclen)
-    {
-    case 1:
-      __u->__uc = '\0';
-      break;
-    case 2:
-      __u->__usi = __src0_2;
-      break;
-    case 3:
-      __u->__usi = __src0_2;
-      __u = __extension__ (void *)((char *) __u + 2);
-      __u->__uc = '\0';
-      break;
-    case 4:
-      __u->__ui = __src0_4;
-      break;
-    case 5:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__uc = '\0';
-      break;
-    case 6:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__usi = __src4_2;
-      break;
-    case 7:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__usi = __src4_2;
-      __u = __extension__ (void *)((char *) __u + 2);
-      __u->__uc = '\0';
-      break;
-    case 8:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__ui = __src4_4;
-      break;
-    }
-  return __dest;
-}
-# else
-#  ifndef _FORCE_INLINES
-#   define __strcpy_args(src) \
-     __extension__ ((__STRING2_COPY_ARR2)				      \
-      { { ((__const char *) (src))[0], '\0' } }),			      \
-     __extension__ ((__STRING2_COPY_ARR3)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  '\0' } }),							      \
-     __extension__ ((__STRING2_COPY_ARR4)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], '\0' } }),			      \
-     __extension__ ((__STRING2_COPY_ARR5)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  '\0' } }),							      \
-     __extension__ ((__STRING2_COPY_ARR6)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  ((__const char *) (src))[4], '\0' } }),			      \
-     __extension__ ((__STRING2_COPY_ARR7)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \
-	  '\0' } }),							      \
-     __extension__ ((__STRING2_COPY_ARR8)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \
-	  ((__const char *) (src))[6], '\0' } })
-#  endif
-__STRING_INLINE char *__strcpy_small (char *, __STRING2_COPY_ARR2,
-				      __STRING2_COPY_ARR3,
-				      __STRING2_COPY_ARR4,
-				      __STRING2_COPY_ARR5,
-				      __STRING2_COPY_ARR6,
-				      __STRING2_COPY_ARR7,
-				      __STRING2_COPY_ARR8, size_t);
-__STRING_INLINE char *
-__strcpy_small (char *__dest,
-		__STRING2_COPY_ARR2 __src2, __STRING2_COPY_ARR3 __src3,
-		__STRING2_COPY_ARR4 __src4, __STRING2_COPY_ARR5 __src5,
-		__STRING2_COPY_ARR6 __src6, __STRING2_COPY_ARR7 __src7,
-		__STRING2_COPY_ARR8 __src8, size_t __srclen)
-{
-  union {
-    char __c;
-    __STRING2_COPY_ARR2 __sca2;
-    __STRING2_COPY_ARR3 __sca3;
-    __STRING2_COPY_ARR4 __sca4;
-    __STRING2_COPY_ARR5 __sca5;
-    __STRING2_COPY_ARR6 __sca6;
-    __STRING2_COPY_ARR7 __sca7;
-    __STRING2_COPY_ARR8 __sca8;
-  } *__u = (void *) __dest;
-  switch ((unsigned int) __srclen)
-    {
-    case 1:
-      __u->__c = '\0';
-      break;
-    case 2:
-      __extension__ __u->__sca2 = __src2;
-      break;
-    case 3:
-      __extension__ __u->__sca3 = __src3;
-      break;
-    case 4:
-      __extension__ __u->__sca4 = __src4;
-      break;
-    case 5:
-      __extension__ __u->__sca5 = __src5;
-      break;
-    case 6:
-      __extension__ __u->__sca6 = __src6;
-      break;
-    case 7:
-      __extension__ __u->__sca7 = __src7;
-      break;
-    case 8:
-      __extension__ __u->__sca8 = __src8;
-      break;
-  }
-  return __dest;
-}
-# endif
-#endif
-
-
-/* Copy SRC to DEST, returning pointer to final NUL byte.  */
-#ifdef __USE_GNU
-# if !defined _HAVE_STRING_ARCH_stpcpy || defined _FORCE_INLINES
-#  ifndef _HAVE_STRING_ARCH_stpcpy
-#   if __GNUC_PREREQ (3, 0)
-#    define __stpcpy(dest, src) \
-  (__extension__ (__builtin_constant_p (src)				      \
-		  ? (__string2_1bptr_p (src) && strlen (src) + 1 <= 8	      \
-		     ? __builtin_strcpy (dest, src) + strlen (src)	      \
-		     : ((char *) (__mempcpy) (dest, src, strlen (src) + 1)    \
-			- 1))						      \
-		  : __stpcpy (dest, src)))
-#   else
-#    define __stpcpy(dest, src) \
-  (__extension__ (__builtin_constant_p (src)				      \
-		  ? (__string2_1bptr_p (src) && strlen (src) + 1 <= 8	      \
-		     ? __stpcpy_small (dest, __stpcpy_args (src),	      \
-				       strlen (src) + 1)		      \
-		     : ((char *) (__mempcpy) (dest, src, strlen (src) + 1)    \
-			- 1))						      \
-		  : __stpcpy (dest, src)))
-#   endif
-/* In glibc we use this function frequently but for namespace reasons
-   we have to use the name `__stpcpy'.  */
-#   define stpcpy(dest, src) __stpcpy (dest, src)
-#  endif
-
-#  if !__GNUC_PREREQ (3, 0) || defined _FORCE_INLINES
-#   if _STRING_ARCH_unaligned
-#    ifndef _FORCE_INLINES
-#     define __stpcpy_args(src) \
-     __extension__ __STRING2_SMALL_GET16 (src, 0),			      \
-     __extension__ __STRING2_SMALL_GET16 (src, 4),			      \
-     __extension__ __STRING2_SMALL_GET32 (src, 0),			      \
-     __extension__ __STRING2_SMALL_GET32 (src, 4)
-#    endif
-__STRING_INLINE char *__stpcpy_small (char *, __uint16_t, __uint16_t,
-				      __uint32_t, __uint32_t, size_t);
-__STRING_INLINE char *
-__stpcpy_small (char *__dest,
-		__uint16_t __src0_2, __uint16_t __src4_2,
-		__uint32_t __src0_4, __uint32_t __src4_4,
-		size_t __srclen)
-{
-  union {
-    unsigned int __ui;
-    unsigned short int __usi;
-    unsigned char __uc;
-    char __c;
-  } *__u = (void *) __dest;
-  switch ((unsigned int) __srclen)
-    {
-    case 1:
-      __u->__uc = '\0';
-      break;
-    case 2:
-      __u->__usi = __src0_2;
-      __u = __extension__ (void *)((char *) __u + 1);
-      break;
-    case 3:
-      __u->__usi = __src0_2;
-      __u = __extension__ (void *)((char *) __u + 2);
-      __u->__uc = '\0';
-      break;
-    case 4:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 3);
-      break;
-    case 5:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__uc = '\0';
-      break;
-    case 6:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__usi = __src4_2;
-      __u = __extension__ (void *)((char *) __u + 1);
-      break;
-    case 7:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__usi = __src4_2;
-      __u = __extension__ (void *)((char *) __u + 2);
-      __u->__uc = '\0';
-      break;
-    case 8:
-      __u->__ui = __src0_4;
-      __u = __extension__ (void *)((char *) __u + 4);
-      __u->__ui = __src4_4;
-      __u = __extension__ (void *)((char *) __u + 3);
-      break;
-    }
-  return &__u->__c;
-}
-#   else
-#    ifndef _FORCE_INLINES
-#     define __stpcpy_args(src) \
-     __extension__ ((__STRING2_COPY_ARR2)				      \
-      { { ((__const char *) (src))[0], '\0' } }),			      \
-     __extension__ ((__STRING2_COPY_ARR3)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  '\0' } }),							      \
-     __extension__ ((__STRING2_COPY_ARR4)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], '\0' } }),			      \
-     __extension__ ((__STRING2_COPY_ARR5)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  '\0' } }),							      \
-     __extension__ ((__STRING2_COPY_ARR6)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  ((__const char *) (src))[4], '\0' } }),			      \
-     __extension__ ((__STRING2_COPY_ARR7)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \
-	  '\0' } }),							      \
-     __extension__ ((__STRING2_COPY_ARR8)				      \
-      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \
-	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \
-	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \
-	  ((__const char *) (src))[6], '\0' } })
-#    endif
-__STRING_INLINE char *__stpcpy_small (char *, __STRING2_COPY_ARR2,
-				      __STRING2_COPY_ARR3,
-				      __STRING2_COPY_ARR4,
-				      __STRING2_COPY_ARR5,
-				      __STRING2_COPY_ARR6,
-				      __STRING2_COPY_ARR7,
-				      __STRING2_COPY_ARR8, size_t);
-__STRING_INLINE char *
-__stpcpy_small (char *__dest,
-		__STRING2_COPY_ARR2 __src2, __STRING2_COPY_ARR3 __src3,
-		__STRING2_COPY_ARR4 __src4, __STRING2_COPY_ARR5 __src5,
-		__STRING2_COPY_ARR6 __src6, __STRING2_COPY_ARR7 __src7,
-		__STRING2_COPY_ARR8 __src8, size_t __srclen)
-{
-  union {
-    char __c;
-    __STRING2_COPY_ARR2 __sca2;
-    __STRING2_COPY_ARR3 __sca3;
-    __STRING2_COPY_ARR4 __sca4;
-    __STRING2_COPY_ARR5 __sca5;
-    __STRING2_COPY_ARR6 __sca6;
-    __STRING2_COPY_ARR7 __sca7;
-    __STRING2_COPY_ARR8 __sca8;
-  } *__u = (void *) __dest;
-  switch ((unsigned int) __srclen)
-    {
-    case 1:
-      __u->__c = '\0';
-      break;
-    case 2:
-      __extension__ __u->__sca2 = __src2;
-      break;
-    case 3:
-      __extension__ __u->__sca3 = __src3;
-      break;
-    case 4:
-      __extension__ __u->__sca4 = __src4;
-      break;
-    case 5:
-      __extension__ __u->__sca5 = __src5;
-      break;
-    case 6:
-      __extension__ __u->__sca6 = __src6;
-      break;
-    case 7:
-      __extension__ __u->__sca7 = __src7;
-      break;
-    case 8:
-      __extension__ __u->__sca8 = __src8;
-      break;
-  }
-  return __dest + __srclen - 1;
-}
-#   endif
-#  endif
-# endif
-#endif
-
-
-/* Copy no more than N characters of SRC to DEST.  */
-#ifndef _HAVE_STRING_ARCH_strncpy
-# if defined _USE_STRING_ARCH_memset && defined _USE_STRING_ARCH_mempcpy
-#  define strncpy(dest, src, n) \
-  (__extension__ ({ char *__dest = (dest);				      \
-		    __builtin_constant_p (src) && __builtin_constant_p (n)    \
-		    ? (strlen (src) + 1 >= ((size_t) (n))		      \
-		       ? (char *) memcpy (__dest, src, n)		      \
-		       : (memset (__mempcpy (__dest, src, strlen (src)),      \
-				  '\0', n - strlen (src)),		      \
-			  __dest))					      \
-		    : strncpy (__dest, src, n); }))
-# else
-#  define strncpy(dest, src, n) \
-  (__extension__ (__builtin_constant_p (src) && __builtin_constant_p (n)      \
-		  ? (strlen (src) + 1 >= ((size_t) (n))			      \
-		     ? (char *) memcpy (dest, src, n)			      \
-		     : strncpy (dest, src, n))				      \
-		  : strncpy (dest, src, n)))
-# endif
-#endif
-
-
-/* Append no more than N characters from SRC onto DEST.  */
-#ifndef _HAVE_STRING_ARCH_strncat
-# ifdef _USE_STRING_ARCH_strchr
-#  define strncat(dest, src, n) \
-  (__extension__ ({ char *__dest = (dest);				      \
-		    __builtin_constant_p (src) && __builtin_constant_p (n)    \
-		    ? (strlen (src) < ((size_t) (n))			      \
-		       ? strcat (__dest, src)				      \
-		       : (*((char *) __mempcpy (strchr (__dest, '\0'),	      \
-						src, n)) = '\0', __dest))     \
-		    : strncat (dest, src, n); }))
-# else
-#  define strncat(dest, src, n) \
-  (__extension__ (__builtin_constant_p (src) && __builtin_constant_p (n)      \
-		  ? (strlen (src) < ((size_t) (n))			      \
-		     ? strcat (dest, src)				      \
-		     : strncat (dest, src, n))				      \
-		  : strncat (dest, src, n)))
-# endif
-#endif
-
-
-/* Compare characters of S1 and S2.  */
-#ifndef _HAVE_STRING_ARCH_strcmp
-# define strcmp(s1, s2) \
-  __extension__								      \
-  ({ size_t __s1_len, __s2_len;						      \
-     (__builtin_constant_p (s1) && __builtin_constant_p (s2)		      \
-      && (__s1_len = strlen (s1), __s2_len = strlen (s2),		      \
-	  (!__string2_1bptr_p (s1) || __s1_len >= 4)			      \
-	  && (!__string2_1bptr_p (s2) || __s2_len >= 4))		      \
-      ? memcmp ((__const char *) (s1), (__const char *) (s2),		      \
-		(__s1_len < __s2_len ? __s1_len : __s2_len) + 1)	      \
-      : (__builtin_constant_p (s1) && __string2_1bptr_p (s1)		      \
-	 && (__s1_len = strlen (s1), __s1_len < 4)			      \
-	 ? (__builtin_constant_p (s2) && __string2_1bptr_p (s2)		      \
-	    ? __strcmp_cc (s1, s2, __s1_len)				      \
-	    : __strcmp_cg (s1, s2, __s1_len))				      \
-	 : (__builtin_constant_p (s2) && __string2_1bptr_p (s2)		      \
-	    && (__s2_len = strlen (s2), __s2_len < 4)			      \
-	    ? (__builtin_constant_p (s1) && __string2_1bptr_p (s1)	      \
-	       ? __strcmp_cc (s1, s2, __s2_len)				      \
-	       : __strcmp_gc (s1, s2, __s2_len))			      \
-	    : strcmp (s1, s2)))); })
-
-# define __strcmp_cc(s1, s2, l) \
-  (__extension__ ({ register int __result =				      \
-		      (((__const unsigned char *) (__const char *) (s1))[0]   \
-		       - ((__const unsigned char *) (__const char *)(s2))[0]);\
-		    if (l > 0 && __result == 0)				      \
-		      {							      \
-			__result = (((__const unsigned char *)		      \
-				     (__const char *) (s1))[1]		      \
-				    - ((__const unsigned char *)	      \
-				       (__const char *) (s2))[1]);	      \
-			if (l > 1 && __result == 0)			      \
-			  {						      \
-			    __result =					      \
-			      (((__const unsigned char *)		      \
-				(__const char *) (s1))[2]		      \
-			       - ((__const unsigned char *)		      \
-				  (__const char *) (s2))[2]);		      \
-			    if (l > 2 && __result == 0)			      \
-			      __result =				      \
-				(((__const unsigned char *)		      \
-				  (__const char *) (s1))[3]		      \
-				 - ((__const unsigned char *)		      \
-				    (__const char *) (s2))[3]);		      \
-			  }						      \
-		      }							      \
-		    __result; }))
-
-# define __strcmp_cg(s1, s2, l1) \
-  (__extension__ ({ __const unsigned char *__s2 =			      \
-		      (__const unsigned char *) (__const char *) (s2);	      \
-		    register int __result =				      \
-		      (((__const unsigned char *) (__const char *) (s1))[0]   \
-		       - __s2[0]);					      \
-		    if (l1 > 0 && __result == 0)			      \
-		      {							      \
-			__result = (((__const unsigned char *)		      \
-				     (__const char *) (s1))[1] - __s2[1]);    \
-			if (l1 > 1 && __result == 0)			      \
-			  {						      \
-			    __result = (((__const unsigned char *)	      \
-					 (__const char *) (s1))[2] - __s2[2]);\
-			    if (l1 > 2 && __result == 0)		      \
-			      __result = (((__const unsigned char *)	      \
-					  (__const char *)  (s1))[3]	      \
-					  - __s2[3]);			      \
-			  }						      \
-		      }							      \
-		    __result; }))
-
-# define __strcmp_gc(s1, s2, l2) \
-  (__extension__ ({ __const unsigned char *__s1 =			      \
-		      (__const unsigned char *) (__const char *) (s1);	      \
-		    register int __result =				      \
-		      __s1[0] - ((__const unsigned char *)		      \
-				 (__const char *) (s2))[0];		      \
-		    if (l2 > 0 && __result == 0)			      \
-		      {							      \
-			__result = (__s1[1]				      \
-				    - ((__const unsigned char *)	      \
-				       (__const char *) (s2))[1]);	      \
-			if (l2 > 1 && __result == 0)			      \
-			  {						      \
-			    __result =					      \
-			      (__s1[2] - ((__const unsigned char *)	      \
-					  (__const char *) (s2))[2]);	      \
-			    if (l2 > 2 && __result == 0)		      \
-			      __result =				      \
-				(__s1[3]				      \
-				 - ((__const unsigned char *)		      \
-				    (__const char *) (s2))[3]);		      \
-			  }						      \
-		      }							      \
-		    __result; }))
-#endif
-
-
-/* Compare N characters of S1 and S2.  */
-#ifndef _HAVE_STRING_ARCH_strncmp
-# define strncmp(s1, s2, n)						      \
-  (__extension__ (__builtin_constant_p (n)				      \
-		  && ((__builtin_constant_p (s1)			      \
-		       && strlen (s1) < ((size_t) (n)))			      \
-		      || (__builtin_constant_p (s2)			      \
-			  && strlen (s2) < ((size_t) (n))))		      \
-		  ? strcmp (s1, s2) : strncmp (s1, s2, n)))
-#endif
-
-
-/* Return the length of the initial segment of S which
-   consists entirely of characters not in REJECT.  */
-#if !defined _HAVE_STRING_ARCH_strcspn || defined _FORCE_INLINES
-# ifndef _HAVE_STRING_ARCH_strcspn
-#  define strcspn(s, reject) \
-  __extension__								      \
-  ({ char __r0, __r1, __r2;						      \
-     (__builtin_constant_p (reject) && __string2_1bptr_p (reject)	      \
-      ? ((__r0 = ((__const char *) (reject))[0], __r0 == '\0')		      \
-	 ? strlen (s)							      \
-	 : ((__r1 = ((__const char *) (reject))[1], __r1 == '\0')	      \
-	    ? __strcspn_c1 (s, __r0)					      \
-	    : ((__r2 = ((__const char *) (reject))[2], __r2 == '\0')	      \
-	       ? __strcspn_c2 (s, __r0, __r1)				      \
-	       : (((__const char *) (reject))[3] == '\0'		      \
-		  ? __strcspn_c3 (s, __r0, __r1, __r2)			      \
-		  : strcspn (s, reject)))))				      \
-		  : strcspn (s, reject)); })
-# endif
-
-__STRING_INLINE size_t __strcspn_c1 (__const char *__s, int __reject);
-__STRING_INLINE size_t
-__strcspn_c1 (__const char *__s, int __reject)
-{
-  register size_t __result = 0;
-  while (__s[__result] != '\0' && __s[__result] != __reject)
-    ++__result;
-  return __result;
-}
-
-__STRING_INLINE size_t __strcspn_c2 (__const char *__s, int __reject1,
-				     int __reject2);
-__STRING_INLINE size_t
-__strcspn_c2 (__const char *__s, int __reject1, int __reject2)
-{
-  register size_t __result = 0;
-  while (__s[__result] != '\0' && __s[__result] != __reject1
-	 && __s[__result] != __reject2)
-    ++__result;
-  return __result;
-}
-
-__STRING_INLINE size_t __strcspn_c3 (__const char *__s, int __reject1,
-				     int __reject2, int __reject3);
-__STRING_INLINE size_t
-__strcspn_c3 (__const char *__s, int __reject1, int __reject2,
-	      int __reject3)
-{
-  register size_t __result = 0;
-  while (__s[__result] != '\0' && __s[__result] != __reject1
-	 && __s[__result] != __reject2 && __s[__result] != __reject3)
-    ++__result;
-  return __result;
-}
-#endif
-
-
-/* Return the length of the initial segment of S which
-   consists entirely of characters in ACCEPT.  */
-#if !defined _HAVE_STRING_ARCH_strspn || defined _FORCE_INLINES
-# ifndef _HAVE_STRING_ARCH_strspn
-#  define strspn(s, accept) \
-  __extension__								      \
-  ({ char __a0, __a1, __a2;						      \
-     (__builtin_constant_p (accept) && __string2_1bptr_p (accept)	      \
-      ? ((__a0 = ((__const char *) (accept))[0], __a0 == '\0')		      \
-	 ? ((void) (s), 0)						      \
-	 : ((__a1 = ((__const char *) (accept))[1], __a1 == '\0')	      \
-	    ? __strspn_c1 (s, __a0)					      \
-	    : ((__a2 = ((__const char *) (accept))[2], __a2 == '\0')	      \
-	       ? __strspn_c2 (s, __a0, __a1)				      \
-	       : (((__const char *) (accept))[3] == '\0'		      \
-		  ? __strspn_c3 (s, __a0, __a1, __a2)			      \
-		  : strspn (s, accept)))))				      \
-      : strspn (s, accept)); })
-# endif
-
-__STRING_INLINE size_t __strspn_c1 (__const char *__s, int __accept);
-__STRING_INLINE size_t
-__strspn_c1 (__const char *__s, int __accept)
-{
-  register size_t __result = 0;
-  /* Please note that __accept never can be '\0'.  */
-  while (__s[__result] == __accept)
-    ++__result;
-  return __result;
-}
-
-__STRING_INLINE size_t __strspn_c2 (__const char *__s, int __accept1,
-				    int __accept2);
-__STRING_INLINE size_t
-__strspn_c2 (__const char *__s, int __accept1, int __accept2)
-{
-  register size_t __result = 0;
-  /* Please note that __accept1 and __accept2 never can be '\0'.  */
-  while (__s[__result] == __accept1 || __s[__result] == __accept2)
-    ++__result;
-  return __result;
-}
-
-__STRING_INLINE size_t __strspn_c3 (__const char *__s, int __accept1,
-				    int __accept2, int __accept3);
-__STRING_INLINE size_t
-__strspn_c3 (__const char *__s, int __accept1, int __accept2, int __accept3)
-{
-  register size_t __result = 0;
-  /* Please note that __accept1 to __accept3 never can be '\0'.  */
-  while (__s[__result] == __accept1 || __s[__result] == __accept2
-	 || __s[__result] == __accept3)
-    ++__result;
-  return __result;
-}
-#endif
-
-
-/* Find the first occurrence in S of any character in ACCEPT.  */
-#if !defined _HAVE_STRING_ARCH_strpbrk || defined _FORCE_INLINES
-# ifndef _HAVE_STRING_ARCH_strpbrk
-#  define strpbrk(s, accept) \
-  __extension__								      \
-  ({ char __a0, __a1, __a2;						      \
-     (__builtin_constant_p (accept) && __string2_1bptr_p (accept)	      \
-      ? ((__a0 = ((__const char  *) (accept))[0], __a0 == '\0')		      \
-	 ? ((void) (s), NULL)						      \
-	 : ((__a1 = ((__const char *) (accept))[1], __a1 == '\0')	      \
-	    ? strchr (s, __a0)						      \
-	    : ((__a2 = ((__const char *) (accept))[2], __a2 == '\0')	      \
-	       ? __strpbrk_c2 (s, __a0, __a1)				      \
-	       : (((__const char *) (accept))[3] == '\0'		      \
-		  ? __strpbrk_c3 (s, __a0, __a1, __a2)			      \
-		  : strpbrk (s, accept)))))				      \
-      : strpbrk (s, accept)); })
-# endif
-
-__STRING_INLINE char *__strpbrk_c2 (__const char *__s, int __accept1,
-				     int __accept2);
-__STRING_INLINE char *
-__strpbrk_c2 (__const char *__s, int __accept1, int __accept2)
-{
-  /* Please note that __accept1 and __accept2 never can be '\0'.  */
-  while (*__s != '\0' && *__s != __accept1 && *__s != __accept2)
-    ++__s;
-  return *__s == '\0' ? NULL : (char *) (size_t) __s;
-}
-
-__STRING_INLINE char *__strpbrk_c3 (__const char *__s, int __accept1,
-				     int __accept2, int __accept3);
-__STRING_INLINE char *
-__strpbrk_c3 (__const char *__s, int __accept1, int __accept2,
-	      int __accept3)
-{
-  /* Please note that __accept1 to __accept3 never can be '\0'.  */
-  while (*__s != '\0' && *__s != __accept1 && *__s != __accept2
-	 && *__s != __accept3)
-    ++__s;
-  return *__s == '\0' ? NULL : (char *) (size_t) __s;
-}
-#endif
-
-
-/* Find the first occurrence of NEEDLE in HAYSTACK.  Newer gcc versions
-   do this itself.  */
-#if !defined _HAVE_STRING_ARCH_strstr && !__GNUC_PREREQ (2, 97)
-# define strstr(haystack, needle) \
-  (__extension__ (__builtin_constant_p (needle) && __string2_1bptr_p (needle) \
-		  ? (((__const char *) (needle))[0] == '\0'		      \
-		     ? (char *) (size_t) (haystack)			      \
-		     : (((__const char *) (needle))[1] == '\0'		      \
-			? strchr (haystack,				      \
-				  ((__const char *) (needle))[0]) 	      \
-			: strstr (haystack, needle)))			      \
-		  : strstr (haystack, needle)))
-#endif
-
-
-#if !defined _HAVE_STRING_ARCH_strtok_r || defined _FORCE_INLINES
-# ifndef _HAVE_STRING_ARCH_strtok_r
-#  define __strtok_r(s, sep, nextp) \
-  (__extension__ (__builtin_constant_p (sep) && __string2_1bptr_p (sep)	      \
-		  ? (((__const char *) (sep))[0] != '\0'		      \
-		     && ((__const char *) (sep))[1] == '\0'		      \
-		     ? __strtok_r_1c (s, ((__const char *) (sep))[0], nextp)  \
-		     : __strtok_r (s, sep, nextp))			      \
-		  : __strtok_r (s, sep, nextp)))
-# endif
-
-__STRING_INLINE char *__strtok_r_1c (char *__s, char __sep, char **__nextp);
-__STRING_INLINE char *
-__strtok_r_1c (char *__s, char __sep, char **__nextp)
-{
-  char *__result;
-  if (__s == NULL)
-    __s = *__nextp;
-  while (*__s == __sep)
-    ++__s;
-  __result = NULL;
-  if (*__s != '\0')
-    {
-      __result = __s++;
-      while (*__s != '\0')
-	if (*__s++ == __sep)
-	  {
-	    __s[-1] = '\0';
-	    break;
-	  }
-      *__nextp = __s;
-    }
-  return __result;
-}
-# if defined __USE_POSIX || defined __USE_MISC
-#  define strtok_r(s, sep, nextp) __strtok_r (s, sep, nextp)
-# endif
-#endif
-
-
-#if !defined _HAVE_STRING_ARCH_strsep || defined _FORCE_INLINES
-# ifndef _HAVE_STRING_ARCH_strsep
-
-extern char *__strsep_g (char **__stringp, __const char *__delim);
-#  define __strsep(s, reject) \
-  __extension__								      \
-  ({ char __r0, __r1, __r2;						      \
-     (__builtin_constant_p (reject) && __string2_1bptr_p (reject)	      \
-      && (__r0 = ((__const char *) (reject))[0],			      \
-	  ((__const char *) (reject))[0] != '\0')			      \
-      ? ((__r1 = ((__const char *) (reject))[1],			      \
-	 ((__const char *) (reject))[1] == '\0')			      \
-	 ? __strsep_1c (s, __r0)					      \
-	 : ((__r2 = ((__const char *) (reject))[2], __r2 == '\0')	      \
-	    ? __strsep_2c (s, __r0, __r1)				      \
-	    : (((__const char *) (reject))[3] == '\0'			      \
-	       ? __strsep_3c (s, __r0, __r1, __r2)			      \
-	       : __strsep_g (s, reject))))				      \
-      : __strsep_g (s, reject)); })
-# endif
-
-__STRING_INLINE char *__strsep_1c (char **__s, char __reject);
-__STRING_INLINE char *
-__strsep_1c (char **__s, char __reject)
-{
-  register char *__retval = *__s;
-  if (__retval != NULL && (*__s = strchr (__retval, __reject)) != NULL)
-    *(*__s)++ = '\0';
-  return __retval;
-}
-
-__STRING_INLINE char *__strsep_2c (char **__s, char __reject1, char __reject2);
-__STRING_INLINE char *
-__strsep_2c (char **__s, char __reject1, char __reject2)
-{
-  register char *__retval = *__s;
-  if (__retval != NULL)
-    {
-      register char *__cp = __retval;
-      while (1)
-	{
-	  if (*__cp == '\0')
-	    {
-	      __cp = NULL;
-	  break;
-	    }
-	  if (*__cp == __reject1 || *__cp == __reject2)
-	    {
-	      *__cp++ = '\0';
-	      break;
-	    }
-	  ++__cp;
-	}
-      *__s = __cp;
-    }
-  return __retval;
-}
-
-__STRING_INLINE char *__strsep_3c (char **__s, char __reject1, char __reject2,
-				   char __reject3);
-__STRING_INLINE char *
-__strsep_3c (char **__s, char __reject1, char __reject2, char __reject3)
-{
-  register char *__retval = *__s;
-  if (__retval != NULL)
-    {
-      register char *__cp = __retval;
-      while (1)
-	{
-	  if (*__cp == '\0')
-	    {
-	      __cp = NULL;
-	  break;
-	    }
-	  if (*__cp == __reject1 || *__cp == __reject2 || *__cp == __reject3)
-	    {
-	      *__cp++ = '\0';
-	      break;
-	    }
-	  ++__cp;
-	}
-      *__s = __cp;
-    }
-  return __retval;
-}
-# ifdef __USE_BSD
-#  define strsep(s, reject) __strsep (s, reject)
-# endif
-#endif
-
-/* We need the memory allocation functions for inline strdup().
-   Referring to stdlib.h (even minimally) is not allowed
-   in any of the tight standards compliant modes.  */
-#ifdef __USE_MISC
-
-# if !defined _HAVE_STRING_ARCH_strdup || !defined _HAVE_STRING_ARCH_strndup
-#  define __need_malloc_and_calloc
-#  include <stdlib.h>
-# endif
-
-# ifndef _HAVE_STRING_ARCH_strdup
-
-extern char *__strdup (__const char *__string) __THROW __attribute_malloc__;
-#  define __strdup(s) \
-  (__extension__ (__builtin_constant_p (s) && __string2_1bptr_p (s)	      \
-		  ? (((__const char *) (s))[0] == '\0'			      \
-		     ? (char *) calloc (1, 1)				      \
-		     : ({ size_t __len = strlen (s) + 1;		      \
-			  char *__retval = (char *) malloc (__len);	      \
-			  if (__retval != NULL)				      \
-			    __retval = (char *) memcpy (__retval, s, __len);  \
-			  __retval; }))					      \
-		  : __strdup (s)))
-
-#  if defined __USE_SVID || defined __USE_BSD || defined __USE_XOPEN_EXTENDED
-#   define strdup(s) __strdup (s)
-#  endif
-# endif
-
-# ifndef _HAVE_STRING_ARCH_strndup
-
-extern char *__strndup (__const char *__string, size_t __n)
-     __THROW __attribute_malloc__;
-#  define __strndup(s, n) \
-  (__extension__ (__builtin_constant_p (s) && __string2_1bptr_p (s)	      \
-		  ? (((__const char *) (s))[0] == '\0'			      \
-		     ? (char *) calloc (1, 1)				      \
-		     : ({ size_t __len = strlen (s) + 1;		      \
-			  size_t __n = (n);				      \
-			  char *__retval;				      \
-			  if (__n < __len)				      \
-			    __len = __n + 1;				      \
-			  __retval = (char *) malloc (__len);		      \
-			  if (__retval != NULL)				      \
-			    {						      \
-			      __retval[__len - 1] = '\0';		      \
-			      __retval = (char *) memcpy (__retval, s,	      \
-							  __len - 1);	      \
-			    }						      \
-			  __retval; }))					      \
-		  : __strndup (s, n)))
-
-#  ifdef __USE_GNU
-#   define strndup(s, n) __strndup (s, n)
-#  endif
-# endif
-
-#endif /* Use misc. or use GNU.  */
-
-#ifndef _FORCE_INLINES
-# undef __STRING_INLINE
-#endif
-
-#endif /* No string inlines.  */