diff --git a/ap/libc/glibc/glibc-2.23/string/string.h b/ap/libc/glibc/glibc-2.23/string/string.h
new file mode 100644
index 0000000..1f3e348
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/string/string.h
@@ -0,0 +1,660 @@
+/* Copyright (C) 1991-2016 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+/*
+ *	ISO C99 Standard: 7.21 String handling	<string.h>
+ */
+
+#ifndef	_STRING_H
+#define	_STRING_H	1
+
+#include <features.h>
+
+__BEGIN_DECLS
+
+/* Get size_t and NULL from <stddef.h>.  */
+#define	__need_size_t
+#define	__need_NULL
+#include <stddef.h>
+
+/* Tell the caller that we provide correct C++ prototypes.  */
+#if defined __cplusplus && __GNUC_PREREQ (4, 4)
+# define __CORRECT_ISO_CPP_STRING_H_PROTO
+#endif
+
+
+__BEGIN_NAMESPACE_STD
+/* Copy N bytes of SRC to DEST.  */
+extern void *memcpy (void *__restrict __dest, const void *__restrict __src,
+		     size_t __n) __THROW __nonnull ((1, 2));
+/* Copy N bytes of SRC to DEST, guaranteeing
+   correct behavior for overlapping strings.  */
+extern void *memmove (void *__dest, const void *__src, size_t __n)
+     __THROW __nonnull ((1, 2));
+__END_NAMESPACE_STD
+
+/* Copy no more than N bytes of SRC to DEST, stopping when C is found.
+   Return the position in DEST one byte past where C was copied,
+   or NULL if C was not found in the first N bytes of SRC.  */
+#if defined __USE_MISC || defined __USE_XOPEN
+extern void *memccpy (void *__restrict __dest, const void *__restrict __src,
+		      int __c, size_t __n)
+     __THROW __nonnull ((1, 2));
+#endif /* Misc || X/Open.  */
+
+
+__BEGIN_NAMESPACE_STD
+/* Set N bytes of S to C.  */
+extern void *memset (void *__s, int __c, size_t __n) __THROW __nonnull ((1));
+
+/* Compare N bytes of S1 and S2.  */
+extern int memcmp (const void *__s1, const void *__s2, size_t __n)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+
+/* Search N bytes of S for C.  */
+#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++"
+{
+extern void *memchr (void *__s, int __c, size_t __n)
+      __THROW __asm ("memchr") __attribute_pure__ __nonnull ((1));
+extern const void *memchr (const void *__s, int __c, size_t __n)
+      __THROW __asm ("memchr") __attribute_pure__ __nonnull ((1));
+
+# ifdef __OPTIMIZE__
+__extern_always_inline void *
+memchr (void *__s, int __c, size_t __n) __THROW
+{
+  return __builtin_memchr (__s, __c, __n);
+}
+
+__extern_always_inline const void *
+memchr (const void *__s, int __c, size_t __n) __THROW
+{
+  return __builtin_memchr (__s, __c, __n);
+}
+# endif
+}
+#else
+extern void *memchr (const void *__s, int __c, size_t __n)
+      __THROW __attribute_pure__ __nonnull ((1));
+#endif
+__END_NAMESPACE_STD
+
+#ifdef __USE_GNU
+/* Search in S for C.  This is similar to `memchr' but there is no
+   length limit.  */
+# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++" void *rawmemchr (void *__s, int __c)
+     __THROW __asm ("rawmemchr") __attribute_pure__ __nonnull ((1));
+extern "C++" const void *rawmemchr (const void *__s, int __c)
+     __THROW __asm ("rawmemchr") __attribute_pure__ __nonnull ((1));
+# else
+extern void *rawmemchr (const void *__s, int __c)
+     __THROW __attribute_pure__ __nonnull ((1));
+# endif
+
+/* Search N bytes of S for the final occurrence of C.  */
+# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++" void *memrchr (void *__s, int __c, size_t __n)
+      __THROW __asm ("memrchr") __attribute_pure__ __nonnull ((1));
+extern "C++" const void *memrchr (const void *__s, int __c, size_t __n)
+      __THROW __asm ("memrchr") __attribute_pure__ __nonnull ((1));
+# else
+extern void *memrchr (const void *__s, int __c, size_t __n)
+      __THROW __attribute_pure__ __nonnull ((1));
+# endif
+#endif
+
+
+__BEGIN_NAMESPACE_STD
+/* Copy SRC to DEST.  */
+extern char *strcpy (char *__restrict __dest, const char *__restrict __src)
+     __THROW __nonnull ((1, 2));
+/* Copy no more than N characters of SRC to DEST.  */
+extern char *strncpy (char *__restrict __dest,
+		      const char *__restrict __src, size_t __n)
+     __THROW __nonnull ((1, 2));
+
+/* Append SRC onto DEST.  */
+extern char *strcat (char *__restrict __dest, const char *__restrict __src)
+     __THROW __nonnull ((1, 2));
+/* Append no more than N characters from SRC onto DEST.  */
+extern char *strncat (char *__restrict __dest, const char *__restrict __src,
+		      size_t __n) __THROW __nonnull ((1, 2));
+
+/* Compare S1 and S2.  */
+extern int strcmp (const char *__s1, const char *__s2)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+/* Compare N characters of S1 and S2.  */
+extern int strncmp (const char *__s1, const char *__s2, size_t __n)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+
+/* Compare the collated forms of S1 and S2.  */
+extern int strcoll (const char *__s1, const char *__s2)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+/* Put a transformation of SRC into no more than N bytes of DEST.  */
+extern size_t strxfrm (char *__restrict __dest,
+		       const char *__restrict __src, size_t __n)
+     __THROW __nonnull ((2));
+__END_NAMESPACE_STD
+
+#ifdef __USE_XOPEN2K8
+/* The following functions are equivalent to the both above but they
+   take the locale they use for the collation as an extra argument.
+   This is not standardsized but something like will come.  */
+# include <xlocale.h>
+
+/* Compare the collated forms of S1 and S2 using rules from L.  */
+extern int strcoll_l (const char *__s1, const char *__s2, __locale_t __l)
+     __THROW __attribute_pure__ __nonnull ((1, 2, 3));
+/* Put a transformation of SRC into no more than N bytes of DEST.  */
+extern size_t strxfrm_l (char *__dest, const char *__src, size_t __n,
+			 __locale_t __l) __THROW __nonnull ((2, 4));
+#endif
+
+#if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8
+/* Duplicate S, returning an identical malloc'd string.  */
+extern char *strdup (const char *__s)
+     __THROW __attribute_malloc__ __nonnull ((1));
+#endif
+
+/* Return a malloc'd copy of at most N bytes of STRING.  The
+   resultant string is terminated even if no null terminator
+   appears before STRING[N].  */
+#if defined __USE_XOPEN2K8
+extern char *strndup (const char *__string, size_t __n)
+     __THROW __attribute_malloc__ __nonnull ((1));
+#endif
+
+#if defined __USE_GNU && defined __GNUC__
+/* Duplicate S, returning an identical alloca'd string.  */
+# define strdupa(s)							      \
+  (__extension__							      \
+    ({									      \
+      const char *__old = (s);						      \
+      size_t __len = strlen (__old) + 1;				      \
+      char *__new = (char *) __builtin_alloca (__len);			      \
+      (char *) memcpy (__new, __old, __len);				      \
+    }))
+
+/* Return an alloca'd copy of at most N bytes of string.  */
+# define strndupa(s, n)							      \
+  (__extension__							      \
+    ({									      \
+      const char *__old = (s);						      \
+      size_t __len = strnlen (__old, (n));				      \
+      char *__new = (char *) __builtin_alloca (__len + 1);		      \
+      __new[__len] = '\0';						      \
+      (char *) memcpy (__new, __old, __len);				      \
+    }))
+#endif
+
+__BEGIN_NAMESPACE_STD
+/* Find the first occurrence of C in S.  */
+#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++"
+{
+extern char *strchr (char *__s, int __c)
+     __THROW __asm ("strchr") __attribute_pure__ __nonnull ((1));
+extern const char *strchr (const char *__s, int __c)
+     __THROW __asm ("strchr") __attribute_pure__ __nonnull ((1));
+
+# ifdef __OPTIMIZE__
+__extern_always_inline char *
+strchr (char *__s, int __c) __THROW
+{
+  return __builtin_strchr (__s, __c);
+}
+
+__extern_always_inline const char *
+strchr (const char *__s, int __c) __THROW
+{
+  return __builtin_strchr (__s, __c);
+}
+# endif
+}
+#else
+extern char *strchr (const char *__s, int __c)
+     __THROW __attribute_pure__ __nonnull ((1));
+#endif
+/* Find the last occurrence of C in S.  */
+#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++"
+{
+extern char *strrchr (char *__s, int __c)
+     __THROW __asm ("strrchr") __attribute_pure__ __nonnull ((1));
+extern const char *strrchr (const char *__s, int __c)
+     __THROW __asm ("strrchr") __attribute_pure__ __nonnull ((1));
+
+# ifdef __OPTIMIZE__
+__extern_always_inline char *
+strrchr (char *__s, int __c) __THROW
+{
+  return __builtin_strrchr (__s, __c);
+}
+
+__extern_always_inline const char *
+strrchr (const char *__s, int __c) __THROW
+{
+  return __builtin_strrchr (__s, __c);
+}
+# endif
+}
+#else
+extern char *strrchr (const char *__s, int __c)
+     __THROW __attribute_pure__ __nonnull ((1));
+#endif
+__END_NAMESPACE_STD
+
+#ifdef __USE_GNU
+/* This function is similar to `strchr'.  But it returns a pointer to
+   the closing NUL byte in case C is not found in S.  */
+# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++" char *strchrnul (char *__s, int __c)
+     __THROW __asm ("strchrnul") __attribute_pure__ __nonnull ((1));
+extern "C++" const char *strchrnul (const char *__s, int __c)
+     __THROW __asm ("strchrnul") __attribute_pure__ __nonnull ((1));
+# else
+extern char *strchrnul (const char *__s, int __c)
+     __THROW __attribute_pure__ __nonnull ((1));
+# endif
+#endif
+
+__BEGIN_NAMESPACE_STD
+/* Return the length of the initial segment of S which
+   consists entirely of characters not in REJECT.  */
+extern size_t strcspn (const char *__s, const char *__reject)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+/* Return the length of the initial segment of S which
+   consists entirely of characters in ACCEPT.  */
+extern size_t strspn (const char *__s, const char *__accept)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+/* Find the first occurrence in S of any character in ACCEPT.  */
+#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++"
+{
+extern char *strpbrk (char *__s, const char *__accept)
+     __THROW __asm ("strpbrk") __attribute_pure__ __nonnull ((1, 2));
+extern const char *strpbrk (const char *__s, const char *__accept)
+     __THROW __asm ("strpbrk") __attribute_pure__ __nonnull ((1, 2));
+
+# ifdef __OPTIMIZE__
+__extern_always_inline char *
+strpbrk (char *__s, const char *__accept) __THROW
+{
+  return __builtin_strpbrk (__s, __accept);
+}
+
+__extern_always_inline const char *
+strpbrk (const char *__s, const char *__accept) __THROW
+{
+  return __builtin_strpbrk (__s, __accept);
+}
+# endif
+}
+#else
+extern char *strpbrk (const char *__s, const char *__accept)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+#endif
+/* Find the first occurrence of NEEDLE in HAYSTACK.  */
+#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++"
+{
+extern char *strstr (char *__haystack, const char *__needle)
+     __THROW __asm ("strstr") __attribute_pure__ __nonnull ((1, 2));
+extern const char *strstr (const char *__haystack, const char *__needle)
+     __THROW __asm ("strstr") __attribute_pure__ __nonnull ((1, 2));
+
+# ifdef __OPTIMIZE__
+__extern_always_inline char *
+strstr (char *__haystack, const char *__needle) __THROW
+{
+  return __builtin_strstr (__haystack, __needle);
+}
+
+__extern_always_inline const char *
+strstr (const char *__haystack, const char *__needle) __THROW
+{
+  return __builtin_strstr (__haystack, __needle);
+}
+# endif
+}
+#else
+extern char *strstr (const char *__haystack, const char *__needle)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+#endif
+
+
+/* Divide S into tokens separated by characters in DELIM.  */
+extern char *strtok (char *__restrict __s, const char *__restrict __delim)
+     __THROW __nonnull ((2));
+__END_NAMESPACE_STD
+
+/* Divide S into tokens separated by characters in DELIM.  Information
+   passed between calls are stored in SAVE_PTR.  */
+extern char *__strtok_r (char *__restrict __s,
+			 const char *__restrict __delim,
+			 char **__restrict __save_ptr)
+     __THROW __nonnull ((2, 3));
+#ifdef __USE_POSIX
+extern char *strtok_r (char *__restrict __s, const char *__restrict __delim,
+		       char **__restrict __save_ptr)
+     __THROW __nonnull ((2, 3));
+#endif
+
+#ifdef __USE_GNU
+/* Similar to `strstr' but this function ignores the case of both strings.  */
+# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++" char *strcasestr (char *__haystack, const char *__needle)
+     __THROW __asm ("strcasestr") __attribute_pure__ __nonnull ((1, 2));
+extern "C++" const char *strcasestr (const char *__haystack,
+				     const char *__needle)
+     __THROW __asm ("strcasestr") __attribute_pure__ __nonnull ((1, 2));
+# else
+extern char *strcasestr (const char *__haystack, const char *__needle)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+# endif
+#endif
+
+#ifdef __USE_GNU
+/* Find the first occurrence of NEEDLE in HAYSTACK.
+   NEEDLE is NEEDLELEN bytes long;
+   HAYSTACK is HAYSTACKLEN bytes long.  */
+extern void *memmem (const void *__haystack, size_t __haystacklen,
+		     const void *__needle, size_t __needlelen)
+     __THROW __attribute_pure__ __nonnull ((1, 3));
+
+/* Copy N bytes of SRC to DEST, return pointer to bytes after the
+   last written byte.  */
+extern void *__mempcpy (void *__restrict __dest,
+			const void *__restrict __src, size_t __n)
+     __THROW __nonnull ((1, 2));
+extern void *mempcpy (void *__restrict __dest,
+		      const void *__restrict __src, size_t __n)
+     __THROW __nonnull ((1, 2));
+#endif
+
+
+__BEGIN_NAMESPACE_STD
+/* Return the length of S.  */
+extern size_t strlen (const char *__s)
+     __THROW __attribute_pure__ __nonnull ((1));
+__END_NAMESPACE_STD
+
+#ifdef	__USE_XOPEN2K8
+/* Find the length of STRING, but scan at most MAXLEN characters.
+   If no '\0' terminator is found in that many characters, return MAXLEN.  */
+extern size_t strnlen (const char *__string, size_t __maxlen)
+     __THROW __attribute_pure__ __nonnull ((1));
+#endif
+
+
+__BEGIN_NAMESPACE_STD
+/* Return a string describing the meaning of the `errno' code in ERRNUM.  */
+extern char *strerror (int __errnum) __THROW;
+__END_NAMESPACE_STD
+#ifdef __USE_XOPEN2K
+/* Reentrant version of `strerror'.
+   There are 2 flavors of `strerror_r', GNU which returns the string
+   and may or may not use the supplied temporary buffer and POSIX one
+   which fills the string into the buffer.
+   To use the POSIX version, -D_XOPEN_SOURCE=600 or -D_POSIX_C_SOURCE=200112L
+   without -D_GNU_SOURCE is needed, otherwise the GNU version is
+   preferred.  */
+# if defined __USE_XOPEN2K && !defined __USE_GNU
+/* Fill BUF with a string describing the meaning of the `errno' code in
+   ERRNUM.  */
+#  ifdef __REDIRECT_NTH
+extern int __REDIRECT_NTH (strerror_r,
+			   (int __errnum, char *__buf, size_t __buflen),
+			   __xpg_strerror_r) __nonnull ((2));
+#  else
+extern int __xpg_strerror_r (int __errnum, char *__buf, size_t __buflen)
+     __THROW __nonnull ((2));
+#   define strerror_r __xpg_strerror_r
+#  endif
+# else
+/* If a temporary buffer is required, at most BUFLEN bytes of BUF will be
+   used.  */
+extern char *strerror_r (int __errnum, char *__buf, size_t __buflen)
+     __THROW __nonnull ((2)) __wur;
+# endif
+#endif
+
+#ifdef __USE_XOPEN2K8
+/* Translate error number to string according to the locale L.  */
+extern char *strerror_l (int __errnum, __locale_t __l) __THROW;
+#endif
+
+
+/* We define this function always since `bzero' is sometimes needed when
+   the namespace rules does not allow this.  */
+extern void __bzero (void *__s, size_t __n) __THROW __nonnull ((1));
+
+#ifdef __USE_MISC
+/* Copy N bytes of SRC to DEST (like memmove, but args reversed).  */
+extern void bcopy (const void *__src, void *__dest, size_t __n)
+     __THROW __nonnull ((1, 2));
+
+/* Set N bytes of S to 0.  */
+extern void bzero (void *__s, size_t __n) __THROW __nonnull ((1));
+
+/* Compare N bytes of S1 and S2 (same as memcmp).  */
+extern int bcmp (const void *__s1, const void *__s2, size_t __n)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+
+/* Find the first occurrence of C in S (same as strchr).  */
+# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++"
+{
+extern char *index (char *__s, int __c)
+     __THROW __asm ("index") __attribute_pure__ __nonnull ((1));
+extern const char *index (const char *__s, int __c)
+     __THROW __asm ("index") __attribute_pure__ __nonnull ((1));
+
+#  if defined __OPTIMIZE__ && !defined __CORRECT_ISO_CPP_STRINGS_H_PROTO
+__extern_always_inline char *
+index (char *__s, int __c) __THROW
+{
+  return __builtin_index (__s, __c);
+}
+
+__extern_always_inline const char *
+index (const char *__s, int __c) __THROW
+{
+  return __builtin_index (__s, __c);
+}
+#  endif
+}
+# else
+extern char *index (const char *__s, int __c)
+     __THROW __attribute_pure__ __nonnull ((1));
+# endif
+
+/* Find the last occurrence of C in S (same as strrchr).  */
+# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++"
+{
+extern char *rindex (char *__s, int __c)
+     __THROW __asm ("rindex") __attribute_pure__ __nonnull ((1));
+extern const char *rindex (const char *__s, int __c)
+     __THROW __asm ("rindex") __attribute_pure__ __nonnull ((1));
+
+#  if defined __OPTIMIZE__ && !defined __CORRECT_ISO_CPP_STRINGS_H_PROTO
+__extern_always_inline char *
+rindex (char *__s, int __c) __THROW
+{
+  return __builtin_rindex (__s, __c);
+}
+
+__extern_always_inline const char *
+rindex (const char *__s, int __c) __THROW
+{
+  return __builtin_rindex (__s, __c);
+}
+#endif
+}
+# else
+extern char *rindex (const char *__s, int __c)
+     __THROW __attribute_pure__ __nonnull ((1));
+# endif
+
+/* Return the position of the first bit set in I, or 0 if none are set.
+   The least-significant bit is position 1, the most-significant 32.  */
+extern int ffs (int __i) __THROW __attribute__ ((__const__));
+
+/* The following two functions are non-standard but necessary for non-32 bit
+   platforms.  */
+# ifdef	__USE_GNU
+extern int ffsl (long int __l) __THROW __attribute__ ((__const__));
+__extension__ extern int ffsll (long long int __ll)
+     __THROW __attribute__ ((__const__));
+# endif
+
+/* Compare S1 and S2, ignoring case.  */
+extern int strcasecmp (const char *__s1, const char *__s2)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+
+/* Compare no more than N chars of S1 and S2, ignoring case.  */
+extern int strncasecmp (const char *__s1, const char *__s2, size_t __n)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+#endif /* Use misc.  */
+
+#ifdef	__USE_GNU
+/* Again versions of a few functions which use the given locale instead
+   of the global one.  */
+extern int strcasecmp_l (const char *__s1, const char *__s2,
+			 __locale_t __loc)
+     __THROW __attribute_pure__ __nonnull ((1, 2, 3));
+
+extern int strncasecmp_l (const char *__s1, const char *__s2,
+			  size_t __n, __locale_t __loc)
+     __THROW __attribute_pure__ __nonnull ((1, 2, 4));
+#endif
+
+#ifdef	__USE_MISC
+/* Return the next DELIM-delimited token from *STRINGP,
+   terminating it with a '\0', and update *STRINGP to point past it.  */
+extern char *strsep (char **__restrict __stringp,
+		     const char *__restrict __delim)
+     __THROW __nonnull ((1, 2));
+#endif
+
+#ifdef	__USE_XOPEN2K8
+/* Return a string describing the meaning of the signal number in SIG.  */
+extern char *strsignal (int __sig) __THROW;
+
+/* Copy SRC to DEST, returning the address of the terminating '\0' in DEST.  */
+extern char *__stpcpy (char *__restrict __dest, const char *__restrict __src)
+     __THROW __nonnull ((1, 2));
+extern char *stpcpy (char *__restrict __dest, const char *__restrict __src)
+     __THROW __nonnull ((1, 2));
+
+/* Copy no more than N characters of SRC to DEST, returning the address of
+   the last character written into DEST.  */
+extern char *__stpncpy (char *__restrict __dest,
+			const char *__restrict __src, size_t __n)
+     __THROW __nonnull ((1, 2));
+extern char *stpncpy (char *__restrict __dest,
+		      const char *__restrict __src, size_t __n)
+     __THROW __nonnull ((1, 2));
+#endif
+
+#ifdef	__USE_GNU
+/* Compare S1 and S2 as strings holding name & indices/version numbers.  */
+extern int strverscmp (const char *__s1, const char *__s2)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
+
+/* Sautee STRING briskly.  */
+extern char *strfry (char *__string) __THROW __nonnull ((1));
+
+/* Frobnicate N bytes of S.  */
+extern void *memfrob (void *__s, size_t __n) __THROW __nonnull ((1));
+
+# ifndef basename
+/* Return the file name within directory of FILENAME.  We don't
+   declare the function if the `basename' macro is available (defined
+   in <libgen.h>) which makes the XPG version of this function
+   available.  */
+#  ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++" char *basename (char *__filename)
+     __THROW __asm ("basename") __nonnull ((1));
+extern "C++" const char *basename (const char *__filename)
+     __THROW __asm ("basename") __nonnull ((1));
+#  else
+extern char *basename (const char *__filename) __THROW __nonnull ((1));
+#  endif
+# endif
+#endif
+
+
+#if defined __GNUC__ && __GNUC__ >= 2
+# if defined __OPTIMIZE__ && !defined __OPTIMIZE_SIZE__ \
+     && !defined __NO_INLINE__ && !defined __cplusplus
+/* When using GNU CC we provide some optimized versions of selected
+   functions from this header.  There are two kinds of optimizations:
+
+   - machine-dependent optimizations, most probably using inline
+     assembler code; these might be quite expensive since the code
+     size can increase significantly.
+     These optimizations are not used unless the symbol
+	__USE_STRING_INLINES
+     is defined before including this header.
+
+   - machine-independent optimizations which do not increase the
+     code size significantly and which optimize mainly situations
+     where one or more arguments are compile-time constants.
+     These optimizations are used always when the compiler is
+     taught to optimize.
+
+   One can inhibit all optimizations by defining __NO_STRING_INLINES.  */
+
+/* Get the machine-dependent optimizations (if any).  */
+#  include <bits/string.h>
+
+/* These are generic optimizations which do not add too much inline code.  */
+#  include <bits/string2.h>
+# endif
+
+# if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function
+/* Functions with security checks.  */
+#  include <bits/string3.h>
+# endif
+#endif
+
+#if defined __USE_GNU && defined __OPTIMIZE__ \
+    && defined __extern_always_inline && __GNUC_PREREQ (3,2)
+# if !defined _FORCE_INLINES && !defined _HAVE_STRING_ARCH_mempcpy
+
+#undef mempcpy
+#undef __mempcpy
+#define mempcpy(dest, src, n) __mempcpy_inline (dest, src, n)
+#define __mempcpy(dest, src, n) __mempcpy_inline (dest, src, n)
+
+__extern_always_inline void *
+__mempcpy_inline (void *__restrict __dest,
+		  const void *__restrict __src, size_t __n)
+{
+  return (char *) memcpy (__dest, __src, __n) + __n;
+}
+
+# endif
+#endif
+
+__END_DECLS
+
+#endif /* string.h  */