[2/2] toolchain/musl: remove several GNU headers

diff --git a/toolchain/musl/include/bits/wordsize.h b/toolchain/musl/include/bits/wordsize.h
deleted file mode 100644
index 2d4cbe8317..0000000000
--- a/toolchain/musl/include/bits/wordsize.h
+++ /dev/null
@@ -1 +0,0 @@ 
-#include <sys/user.h>
diff --git a/toolchain/musl/include/features.h b/toolchain/musl/include/features.h
deleted file mode 100644
index e801e2299a..0000000000
--- a/toolchain/musl/include/features.h
+++ /dev/null
@@ -1,56 +0,0 @@ 
-#ifndef _FEATURES_H
-#define _FEATURES_H
-
-#if defined(_ALL_SOURCE) && !defined(_GNU_SOURCE)
-#define _GNU_SOURCE 1
-#endif
-
-#if defined(_DEFAULT_SOURCE) && !defined(_BSD_SOURCE)
-#define _BSD_SOURCE 1
-#endif
-
-#if !defined(_POSIX_SOURCE) && !defined(_POSIX_C_SOURCE) \
- && !defined(_XOPEN_SOURCE) && !defined(_GNU_SOURCE) \
- && !defined(_BSD_SOURCE) && !defined(__STRICT_ANSI__)
-#define _BSD_SOURCE 1
-#define _XOPEN_SOURCE 700
-#endif
-
-#if __STDC_VERSION__ >= 199901L
-#define __restrict restrict
-#elif !defined(__GNUC__)
-#define __restrict
-#endif
-
-#if __STDC_VERSION__ >= 199901L || defined(__cplusplus)
-#define __inline inline
-#elif !defined(__GNUC__)
-#define __inline
-#endif
-
-#if __STDC_VERSION__ >= 201112L
-#elif defined(__GNUC__)
-#define _Noreturn __attribute__((__noreturn__))
-#else
-#define _Noreturn
-#endif
-
-#define __REDIR(x,y) __typeof__(x) x __asm__(#y)
-
-/* Convenience macros to test the versions of glibc and gcc.
-   Use them like this:
-   #if __GNUC_PREREQ (2,8)
-   ... code requiring gcc 2.8 or later ...
-   #endif
-   Note - they won't work for gcc1 or glibc1, since the _MINOR macros
-   were not defined then.  */
-#if defined __GNUC__ && defined __GNUC_MINOR__
-# define __GNUC_PREREQ(maj, min) \
-	((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
-#else
-# define __GNUC_PREREQ(maj, min) 0
-#endif
-
-#include <sys/glibc-types.h>
-
-#endif
diff --git a/toolchain/musl/include/sgidefs.h b/toolchain/musl/include/sgidefs.h
deleted file mode 100644
index 74509fdbd0..0000000000
--- a/toolchain/musl/include/sgidefs.h
+++ /dev/null
@@ -1,73 +0,0 @@ 
-/* Copyright (C) 1996, 1997, 1998, 2003, 2004 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Ralf Baechle <ralf@gnu.org>.
-
-   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 _SGIDEFS_H
-#define _SGIDEFS_H	1
-
-/*
- * A crude hack to stop <asm/sgidefs.h>
- */
-#undef __ASM_SGIDEFS_H
-#define __ASM_SGIDEFS_H
-
-/*
- * And remove any damage it might have already done
- */
-#undef _MIPS_ISA_MIPS1
-#undef _MIPS_ISA_MIPS2
-#undef _MIPS_ISA_MIPS3
-#undef _MIPS_ISA_MIPS4
-#undef _MIPS_ISA_MIPS5
-#undef _MIPS_ISA_MIPS32
-#undef _MIPS_ISA_MIPS64
-
-#undef _MIPS_SIM_ABI32
-#undef _MIPS_SIM_NABI32
-#undef _MIPS_SIM_ABI64
-
-/*
- * Definitions for the ISA level
- */
-#define _MIPS_ISA_MIPS1 1
-#define _MIPS_ISA_MIPS2 2
-#define _MIPS_ISA_MIPS3 3
-#define _MIPS_ISA_MIPS4 4
-#define _MIPS_ISA_MIPS5 5
-#define _MIPS_ISA_MIPS32 6
-#define _MIPS_ISA_MIPS64 7
-
-/*
- * Subprogram calling convention
- */
-#ifndef _ABIO32
-# define _ABIO32		1
-#endif
-#define _MIPS_SIM_ABI32		_ABIO32
-
-#ifndef _ABIN32
-# define _ABIN32		2
-#endif
-#define _MIPS_SIM_NABI32	_ABIN32
-
-#ifndef _ABI64
-# define _ABI64			3
-#endif
-#define _MIPS_SIM_ABI64		_ABI64
-
-#endif /* sgidefs.h */
diff --git a/toolchain/musl/include/sys/cdefs.h b/toolchain/musl/include/sys/cdefs.h
deleted file mode 100644
index e9866700d0..0000000000
--- a/toolchain/musl/include/sys/cdefs.h
+++ /dev/null
@@ -1,378 +0,0 @@ 
-/* Copyright (C) 1992-2002, 2004, 2005, 2006, 2007, 2009, 2011, 2012
-   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/>.  */
-
-#ifndef	_SYS_CDEFS_H
-#define	_SYS_CDEFS_H	1
-
-/* We are almost always included from features.h. */
-#ifndef _FEATURES_H
-# include <features.h>
-#endif
-
-/* The GNU libc does not support any K&R compilers or the traditional mode
-   of ISO C compilers anymore.  Check for some of the combinations not
-   anymore supported.  */
-#if defined __GNUC__ && !defined __STDC__
-# error "You need a ISO C conforming compiler to use the glibc headers"
-#endif
-
-/* Some user header file might have defined this before.  */
-#undef	__P
-#undef	__PMT
-
-#ifdef __GNUC__
-
-/* All functions, except those with callbacks or those that
-   synchronize memory, are leaf functions.  */
-# if __GNUC_PREREQ (4, 6) && !defined _LIBC
-#  define __LEAF , __leaf__
-#  define __LEAF_ATTR __attribute__ ((__leaf__))
-# else
-#  define __LEAF
-#  define __LEAF_ATTR
-# endif
-
-/* GCC can always grok prototypes.  For C++ programs we add throw()
-   to help it optimize the function calls.  But this works only with
-   gcc 2.8.x and egcs.  For gcc 3.2 and up we even mark C functions
-   as non-throwing using a function attribute since programs can use
-   the -fexceptions options for C code as well.  */
-# if !defined __cplusplus && __GNUC_PREREQ (3, 3)
-#  define __THROW	__attribute__ ((__nothrow__ __LEAF))
-#  define __THROWNL	__attribute__ ((__nothrow__))
-#  define __NTH(fct)	__attribute__ ((__nothrow__ __LEAF)) fct
-# else
-#  if defined __cplusplus && __GNUC_PREREQ (2,8)
-#   define __THROW	throw ()
-#   define __THROWNL	throw ()
-#   define __NTH(fct)	__LEAF_ATTR fct throw ()
-#  else
-#   define __THROW
-#   define __THROWNL
-#   define __NTH(fct)	fct
-#  endif
-# endif
-
-#else	/* Not GCC.  */
-
-# define __inline		/* No inline functions.  */
-
-# define __THROW
-# define __THROWNL
-# define __NTH(fct)	fct
-
-#endif	/* GCC.  */
-
-/* These two macros are not used in glibc anymore.  They are kept here
-   only because some other projects expect the macros to be defined.  */
-#define __P(args)	args
-#define __PMT(args)	args
-
-/* For these things, GCC behaves the ANSI way normally,
-   and the non-ANSI way under -traditional.  */
-
-#define __CONCAT(x,y)	x ## y
-#define __STRING(x)	#x
-
-/* This is not a typedef so `const __ptr_t' does the right thing.  */
-#define __ptr_t void *
-#define __long_double_t  long double
-
-
-/* C++ needs to know that types and declarations are C, not C++.  */
-#ifdef	__cplusplus
-# define __BEGIN_DECLS	extern "C" {
-# define __END_DECLS	}
-#else
-# define __BEGIN_DECLS
-# define __END_DECLS
-#endif
-
-
-/* The standard library needs the functions from the ISO C90 standard
-   in the std namespace.  At the same time we want to be safe for
-   future changes and we include the ISO C99 code in the non-standard
-   namespace __c99.  The C++ wrapper header take case of adding the
-   definitions to the global namespace.  */
-#if defined __cplusplus && defined _GLIBCPP_USE_NAMESPACES
-# define __BEGIN_NAMESPACE_STD	namespace std {
-# define __END_NAMESPACE_STD	}
-# define __USING_NAMESPACE_STD(name) using std::name;
-# define __BEGIN_NAMESPACE_C99	namespace __c99 {
-# define __END_NAMESPACE_C99	}
-# define __USING_NAMESPACE_C99(name) using __c99::name;
-#else
-/* For compatibility we do not add the declarations into any
-   namespace.  They will end up in the global namespace which is what
-   old code expects.  */
-# define __BEGIN_NAMESPACE_STD
-# define __END_NAMESPACE_STD
-# define __USING_NAMESPACE_STD(name)
-# define __BEGIN_NAMESPACE_C99
-# define __END_NAMESPACE_C99
-# define __USING_NAMESPACE_C99(name)
-#endif
-
-
-/* Support for bounded pointers.  */
-#ifndef __BOUNDED_POINTERS__
-# define __bounded	/* nothing */
-# define __unbounded	/* nothing */
-# define __ptrvalue	/* nothing */
-#endif
-
-
-/* Fortify support.  */
-#define __bos(ptr) __builtin_object_size (ptr, __USE_FORTIFY_LEVEL > 1)
-#define __bos0(ptr) __builtin_object_size (ptr, 0)
-#define __fortify_function __extern_always_inline __attribute_artificial__
-
-#if __GNUC_PREREQ (4,3)
-# define __warndecl(name, msg) \
-  extern void name (void) __attribute__((__warning__ (msg)))
-# define __warnattr(msg) __attribute__((__warning__ (msg)))
-# define __errordecl(name, msg) \
-  extern void name (void) __attribute__((__error__ (msg)))
-#else
-# define __warndecl(name, msg) extern void name (void)
-# define __warnattr(msg)
-# define __errordecl(name, msg) extern void name (void)
-#endif
-
-/* Support for flexible arrays.  */
-#if __GNUC_PREREQ (2,97)
-/* GCC 2.97 supports C99 flexible array members.  */
-# define __flexarr	[]
-#else
-# ifdef __GNUC__
-#  define __flexarr	[0]
-# else
-#  if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
-#   define __flexarr	[]
-#  else
-/* Some other non-C99 compiler.  Approximate with [1].  */
-#   define __flexarr	[1]
-#  endif
-# endif
-#endif
-
-
-/* __asm__ ("xyz") is used throughout the headers to rename functions
-   at the assembly language level.  This is wrapped by the __REDIRECT
-   macro, in order to support compilers that can do this some other
-   way.  When compilers don't support asm-names at all, we have to do
-   preprocessor tricks instead (which don't have exactly the right
-   semantics, but it's the best we can do).
-
-   Example:
-   int __REDIRECT(setpgrp, (__pid_t pid, __pid_t pgrp), setpgid); */
-
-#if defined __GNUC__ && __GNUC__ >= 2
-
-# define __REDIRECT(name, proto, alias) name proto __asm__ (__ASMNAME (#alias))
-# ifdef __cplusplus
-#  define __REDIRECT_NTH(name, proto, alias) \
-     name proto __THROW __asm__ (__ASMNAME (#alias))
-#  define __REDIRECT_NTHNL(name, proto, alias) \
-     name proto __THROWNL __asm__ (__ASMNAME (#alias))
-# else
-#  define __REDIRECT_NTH(name, proto, alias) \
-     name proto __asm__ (__ASMNAME (#alias)) __THROW
-#  define __REDIRECT_NTHNL(name, proto, alias) \
-     name proto __asm__ (__ASMNAME (#alias)) __THROWNL
-# endif
-# define __ASMNAME(cname)  __ASMNAME2 (__USER_LABEL_PREFIX__, cname)
-# define __ASMNAME2(prefix, cname) __STRING (prefix) cname
-
-/*
-#elif __SOME_OTHER_COMPILER__
-
-# define __REDIRECT(name, proto, alias) name proto; \
-	_Pragma("let " #name " = " #alias)
-*/
-#endif
-
-/* GCC has various useful declarations that can be made with the
-   `__attribute__' syntax.  All of the ways we use this do fine if
-   they are omitted for compilers that don't understand it. */
-#if !defined __GNUC__ || __GNUC__ < 2
-# define __attribute__(xyz)	/* Ignore */
-#endif
-
-/* At some point during the gcc 2.96 development the `malloc' attribute
-   for functions was introduced.  We don't want to use it unconditionally
-   (although this would be possible) since it generates warnings.  */
-#if __GNUC_PREREQ (2,96)
-# define __attribute_malloc__ __attribute__ ((__malloc__))
-#else
-# define __attribute_malloc__ /* Ignore */
-#endif
-
-/* At some point during the gcc 2.96 development the `pure' attribute
-   for functions was introduced.  We don't want to use it unconditionally
-   (although this would be possible) since it generates warnings.  */
-#if __GNUC_PREREQ (2,96)
-# define __attribute_pure__ __attribute__ ((__pure__))
-#else
-# define __attribute_pure__ /* Ignore */
-#endif
-
-/* This declaration tells the compiler that the value is constant.  */
-#if __GNUC_PREREQ (2,5)
-# define __attribute_const__ __attribute__ ((__const__))
-#else
-# define __attribute_const__ /* Ignore */
-#endif
-
-/* At some point during the gcc 3.1 development the `used' attribute
-   for functions was introduced.  We don't want to use it unconditionally
-   (although this would be possible) since it generates warnings.  */
-#if __GNUC_PREREQ (3,1)
-# define __attribute_used__ __attribute__ ((__used__))
-# define __attribute_noinline__ __attribute__ ((__noinline__))
-#else
-# define __attribute_used__ __attribute__ ((__unused__))
-# define __attribute_noinline__ /* Ignore */
-#endif
-
-/* gcc allows marking deprecated functions.  */
-#if __GNUC_PREREQ (3,2)
-# define __attribute_deprecated__ __attribute__ ((__deprecated__))
-#else
-# define __attribute_deprecated__ /* Ignore */
-#endif
-
-/* At some point during the gcc 2.8 development the `format_arg' attribute
-   for functions was introduced.  We don't want to use it unconditionally
-   (although this would be possible) since it generates warnings.
-   If several `format_arg' attributes are given for the same function, in
-   gcc-3.0 and older, all but the last one are ignored.  In newer gccs,
-   all designated arguments are considered.  */
-#if __GNUC_PREREQ (2,8)
-# define __attribute_format_arg__(x) __attribute__ ((__format_arg__ (x)))
-#else
-# define __attribute_format_arg__(x) /* Ignore */
-#endif
-
-/* At some point during the gcc 2.97 development the `strfmon' format
-   attribute for functions was introduced.  We don't want to use it
-   unconditionally (although this would be possible) since it
-   generates warnings.  */
-#if __GNUC_PREREQ (2,97)
-# define __attribute_format_strfmon__(a,b) \
-  __attribute__ ((__format__ (__strfmon__, a, b)))
-#else
-# define __attribute_format_strfmon__(a,b) /* Ignore */
-#endif
-
-/* The nonull function attribute allows to mark pointer parameters which
-   must not be NULL.  */
-#if __GNUC_PREREQ (3,3)
-# define __nonnull(params) __attribute__ ((__nonnull__ params))
-#else
-# define __nonnull(params)
-#endif
-
-/* If fortification mode, we warn about unused results of certain
-   function calls which can lead to problems.  */
-#if __GNUC_PREREQ (3,4)
-# define __attribute_warn_unused_result__ \
-   __attribute__ ((__warn_unused_result__))
-# if __USE_FORTIFY_LEVEL > 0
-#  define __wur __attribute_warn_unused_result__
-# endif
-#else
-# define __attribute_warn_unused_result__ /* empty */
-#endif
-#ifndef __wur
-# define __wur /* Ignore */
-#endif
-
-/* Forces a function to be always inlined.  */
-#if __GNUC_PREREQ (3,2)
-# define __always_inline __inline __attribute__ ((__always_inline__))
-#else
-# define __always_inline __inline
-#endif
-
-/* Associate error messages with the source location of the call site rather
-   than with the source location inside the function.  */
-#if __GNUC_PREREQ (4,3)
-# define __attribute_artificial__ __attribute__ ((__artificial__))
-#else
-# define __attribute_artificial__ /* Ignore */
-#endif
-
-/* GCC 4.3 and above with -std=c99 or -std=gnu99 implements ISO C99
-   inline semantics, unless -fgnu89-inline is used.  */
-#if !defined __cplusplus || __GNUC_PREREQ (4,3)
-# if defined __GNUC_STDC_INLINE__ || defined __cplusplus
-#  define __extern_inline extern __inline __attribute__ ((__gnu_inline__))
-#  define __extern_always_inline \
-  extern __always_inline __attribute__ ((__gnu_inline__))
-# else
-#  define __extern_inline extern __inline
-#  define __extern_always_inline extern __always_inline
-# endif
-#endif
-
-/* GCC 4.3 and above allow passing all anonymous arguments of an
-   __extern_always_inline function to some other vararg function.  */
-#if __GNUC_PREREQ (4,3)
-# define __va_arg_pack() __builtin_va_arg_pack ()
-# define __va_arg_pack_len() __builtin_va_arg_pack_len ()
-#endif
-
-/* It is possible to compile containing GCC extensions even if GCC is
-   run in pedantic mode if the uses are carefully marked using the
-   `__extension__' keyword.  But this is not generally available before
-   version 2.8.  */
-#if !__GNUC_PREREQ (2,8)
-# define __extension__		/* Ignore */
-#endif
-
-/* __restrict is known in EGCS 1.2 and above. */
-#if !__GNUC_PREREQ (2,92)
-# define __restrict	/* Ignore */
-#endif
-
-/* ISO C99 also allows to declare arrays as non-overlapping.  The syntax is
-     array_name[restrict]
-   GCC 3.1 supports this.  */
-#if __GNUC_PREREQ (3,1) && !defined __GNUG__
-# define __restrict_arr	__restrict
-#else
-# ifdef __GNUC__
-#  define __restrict_arr	/* Not supported in old GCC.  */
-# else
-#  if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
-#   define __restrict_arr	restrict
-#  else
-/* Some other non-C99 compiler.  */
-#   define __restrict_arr	/* Not supported.  */
-#  endif
-# endif
-#endif
-
-#if __GNUC__ >= 3
-# define __glibc_unlikely(cond) __builtin_expect((cond), 0)
-#else
-# define __glibc_unlikely(cond) (cond)
-#endif
-
-#endif	 /* sys/cdefs.h */
diff --git a/toolchain/musl/include/sys/glibc-types.h b/toolchain/musl/include/sys/glibc-types.h
deleted file mode 100644
index fa0684ced2..0000000000
--- a/toolchain/musl/include/sys/glibc-types.h
+++ /dev/null
@@ -1,35 +0,0 @@ 
-#ifndef __MUSL_GLIBC_TYPES_H
-#define __MUSL_GLIBC_TYPES_H
-
-#include <sys/cdefs.h>
-
-/* Convenience types.  */
-typedef unsigned char __u_char;
-typedef unsigned short int __u_short;
-typedef unsigned int __u_int;
-typedef unsigned long int __u_long;
-
-/* Fixed-size types, underlying types depend on word size and compiler.  */
-typedef signed char __int8_t;
-typedef unsigned char __uint8_t;
-typedef signed short int __int16_t;
-typedef unsigned short int __uint16_t;
-typedef signed int __int32_t;
-typedef unsigned int __uint32_t;
-#if __WORDSIZE == 64
-typedef signed long int __int64_t;
-typedef unsigned long int __uint64_t;
-#else
-__extension__ typedef signed long long int __int64_t;
-__extension__ typedef unsigned long long int __uint64_t;
-#endif
-
-#define __off64_t off_t
-#define __loff_t off_t
-typedef char *__caddr_t;
-#define __locale_t locale_t
-
-#define __gid_t gid_t
-#define __uid_t uid_t
-
-#endif
diff --git a/toolchain/musl/patches/100-add_glob_onlydir.patch b/toolchain/musl/patches/100-add_glob_onlydir.patch
deleted file mode 100644
index a784e770df..0000000000
--- a/toolchain/musl/patches/100-add_glob_onlydir.patch
+++ /dev/null
@@ -1,11 +0,0 @@ 
---- a/include/glob.h
-+++ b/include/glob.h
-@@ -34,6 +34,8 @@ void globfree(glob_t *);
- #define GLOB_TILDE       0x1000
- #define GLOB_TILDE_CHECK 0x4000
- 
-+#define GLOB_ONLYDIR	0x100
-+
- #define GLOB_NOSPACE 1
- #define GLOB_ABORTED 2
- #define GLOB_NOMATCH 3