Merge pull request #2892 from ziglang/install-with-zig-build

move some of the installation from cmake to zig build

32 files changed, 1970 insertions, 0 deletions

diff --git a/lib/libc/include/x86_64-linux-gnu/bits/a.out.h b/lib/libc/include/x86_64-linux-gnu/bits/a.out.h
new file mode 100644
index 0000000000..3c81a52dbb
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/a.out.h
@@ -0,0 +1,11 @@
+#ifndef __A_OUT_GNU_H__
+# error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
+#endif
+
+#ifdef __x86_64__
+
+/* Signal to users of this header that this architecture really doesn't
+   support a.out binary format.  */
+#define __NO_A_OUT_SUPPORT 1
+
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/endian.h b/lib/libc/include/x86_64-linux-gnu/bits/endian.h
new file mode 100644
index 0000000000..35c898d0ec
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/endian.h
@@ -0,0 +1,7 @@
+/* i386/x86_64 are little-endian.  */
+
+#ifndef _ENDIAN_H
+# error "Never use <bits/endian.h> directly; include <endian.h> instead."
+#endif
+
+#define __BYTE_ORDER __LITTLE_ENDIAN
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/environments.h b/lib/libc/include/x86_64-linux-gnu/bits/environments.h
new file mode 100644
index 0000000000..76f12fe085
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/environments.h
@@ -0,0 +1,105 @@
+/* Copyright (C) 1999-2019 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 _UNISTD_H
+# error "Never include this file directly.  Use <unistd.h> instead"
+#endif
+
+#include <bits/wordsize.h>
+
+/* This header should define the following symbols under the described
+   situations.  A value `1' means that the model is always supported,
+   `-1' means it is never supported.  Undefined means it cannot be
+   statically decided.
+
+   _POSIX_V7_ILP32_OFF32   32bit int, long, pointers, and off_t type
+   _POSIX_V7_ILP32_OFFBIG  32bit int, long, and pointers and larger off_t type
+
+   _POSIX_V7_LP64_OFF32	   64bit long and pointers and 32bit off_t type
+   _POSIX_V7_LPBIG_OFFBIG  64bit long and pointers and large off_t type
+
+   The macros _POSIX_V6_ILP32_OFF32, _POSIX_V6_ILP32_OFFBIG,
+   _POSIX_V6_LP64_OFF32, _POSIX_V6_LPBIG_OFFBIG, _XBS5_ILP32_OFF32,
+   _XBS5_ILP32_OFFBIG, _XBS5_LP64_OFF32, and _XBS5_LPBIG_OFFBIG were
+   used in previous versions of the Unix standard and are available
+   only for compatibility.
+*/
+
+#if __WORDSIZE == 64
+
+/* Environments with 32-bit wide pointers are optionally provided.
+   Therefore following macros aren't defined:
+   # undef _POSIX_V7_ILP32_OFF32
+   # undef _POSIX_V7_ILP32_OFFBIG
+   # undef _POSIX_V6_ILP32_OFF32
+   # undef _POSIX_V6_ILP32_OFFBIG
+   # undef _XBS5_ILP32_OFF32
+   # undef _XBS5_ILP32_OFFBIG
+   and users need to check at runtime.  */
+
+/* We also have no use (for now) for an environment with bigger pointers
+   and offsets.  */
+# define _POSIX_V7_LPBIG_OFFBIG	-1
+# define _POSIX_V6_LPBIG_OFFBIG	-1
+# define _XBS5_LPBIG_OFFBIG	-1
+
+/* By default we have 64-bit wide `long int', pointers and `off_t'.  */
+# define _POSIX_V7_LP64_OFF64	1
+# define _POSIX_V6_LP64_OFF64	1
+# define _XBS5_LP64_OFF64	1
+
+#else /* __WORDSIZE == 32 */
+
+/* We have 32-bit wide `int', `long int' and pointers and all platforms
+   support LFS.  -mx32 has 64-bit wide `off_t'.  */
+# define _POSIX_V7_ILP32_OFFBIG	1
+# define _POSIX_V6_ILP32_OFFBIG 1
+# define _XBS5_ILP32_OFFBIG	1
+
+# ifndef __x86_64__
+/* -m32 has 32-bit wide `off_t'.  */
+#  define _POSIX_V7_ILP32_OFF32	1
+#  define _POSIX_V6_ILP32_OFF32	1
+#  define _XBS5_ILP32_OFF32	1
+# endif
+
+/* We optionally provide an environment with the above size but an 64-bit
+   side `off_t'.  Therefore we don't define _POSIX_V7_ILP32_OFFBIG.  */
+
+/* Environments with 64-bit wide pointers can be provided,
+   so these macros aren't defined:
+   # undef _POSIX_V7_LP64_OFF64
+   # undef _POSIX_V7_LPBIG_OFFBIG
+   # undef _POSIX_V6_LP64_OFF64
+   # undef _POSIX_V6_LPBIG_OFFBIG
+   # undef _XBS5_LP64_OFF64
+   # undef _XBS5_LPBIG_OFFBIG
+   and sysconf tests for it at runtime.  */
+
+#endif /* __WORDSIZE == 32 */
+
+#define __ILP32_OFF32_CFLAGS	"-m32"
+#define __ILP32_OFF32_LDFLAGS	"-m32"
+#if defined __x86_64__ && defined __ILP32__
+# define __ILP32_OFFBIG_CFLAGS	"-mx32"
+# define __ILP32_OFFBIG_LDFLAGS	"-mx32"
+#else
+# define __ILP32_OFFBIG_CFLAGS	"-m32 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+# define __ILP32_OFFBIG_LDFLAGS	"-m32"
+#endif
+#define __LP64_OFF64_CFLAGS	"-m64"
+#define __LP64_OFF64_LDFLAGS	"-m64"
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/epoll.h b/lib/libc/include/x86_64-linux-gnu/bits/epoll.h
new file mode 100644
index 0000000000..205d42ad63
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/epoll.h
@@ -0,0 +1,29 @@
+/* Copyright (C) 2002-2019 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_EPOLL_H
+# error "Never use <bits/epoll.h> directly; include <sys/epoll.h> instead."
+#endif
+
+/* Flags to be passed to epoll_create1.  */
+enum
+  {
+    EPOLL_CLOEXEC = 02000000
+#define EPOLL_CLOEXEC EPOLL_CLOEXEC
+  };
+
+#define __EPOLL_PACKED __attribute__ ((__packed__))
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/fcntl.h b/lib/libc/include/x86_64-linux-gnu/bits/fcntl.h
new file mode 100644
index 0000000000..d3229a6782
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/fcntl.h
@@ -0,0 +1,61 @@
+/* O_*, F_*, FD_* bit values for Linux/x86.
+   Copyright (C) 2001-2019 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 _FCNTL_H
+# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
+#endif
+
+#ifdef __x86_64__
+# define __O_LARGEFILE	0
+#endif
+
+#ifdef __x86_64__
+/* Not necessary, we always have 64-bit offsets.  */
+# define F_GETLK64	5	/* Get record locking info.  */
+# define F_SETLK64	6	/* Set record locking info (non-blocking).  */
+# define F_SETLKW64	7	/* Set record locking info (blocking).	*/
+#endif
+
+
+struct flock
+  {
+    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.	*/
+    short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
+#ifndef __USE_FILE_OFFSET64
+    __off_t l_start;	/* Offset where the lock begins.  */
+    __off_t l_len;	/* Size of the locked area; zero means until EOF.  */
+#else
+    __off64_t l_start;	/* Offset where the lock begins.  */
+    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
+#endif
+    __pid_t l_pid;	/* Process holding the lock.  */
+  };
+
+#ifdef __USE_LARGEFILE64
+struct flock64
+  {
+    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.	*/
+    short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
+    __off64_t l_start;	/* Offset where the lock begins.  */
+    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
+    __pid_t l_pid;	/* Process holding the lock.  */
+  };
+#endif
+
+/* Include generic Linux declarations.  */
+#include <bits/fcntl-linux.h>
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/fenv.h b/lib/libc/include/x86_64-linux-gnu/bits/fenv.h
new file mode 100644
index 0000000000..74151486b4
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/fenv.h
@@ -0,0 +1,170 @@
+/* Copyright (C) 1997-2019 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 _FENV_H
+# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
+
+/* Define bits representing the exception.  We use the bit positions
+   of the appropriate bits in the FPU control word.  */
+enum
+  {
+    FE_INVALID =
+#define FE_INVALID	0x01
+      FE_INVALID,
+    __FE_DENORM = 0x02,
+    FE_DIVBYZERO =
+#define FE_DIVBYZERO	0x04
+      FE_DIVBYZERO,
+    FE_OVERFLOW =
+#define FE_OVERFLOW	0x08
+      FE_OVERFLOW,
+    FE_UNDERFLOW =
+#define FE_UNDERFLOW	0x10
+      FE_UNDERFLOW,
+    FE_INEXACT =
+#define FE_INEXACT	0x20
+      FE_INEXACT
+  };
+
+#define FE_ALL_EXCEPT \
+	(FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID)
+
+/* The ix87 FPU supports all of the four defined rounding modes.  We
+   use again the bit positions in the FPU control word as the values
+   for the appropriate macros.  */
+enum
+  {
+    FE_TONEAREST =
+#define FE_TONEAREST	0
+      FE_TONEAREST,
+    FE_DOWNWARD =
+#define FE_DOWNWARD	0x400
+      FE_DOWNWARD,
+    FE_UPWARD =
+#define FE_UPWARD	0x800
+      FE_UPWARD,
+    FE_TOWARDZERO =
+#define FE_TOWARDZERO	0xc00
+      FE_TOWARDZERO
+  };
+
+
+/* Type representing exception flags.  */
+typedef unsigned short int fexcept_t;
+
+
+/* Type representing floating-point environment.  This structure
+   corresponds to the layout of the block written by the `fstenv'
+   instruction and has additional fields for the contents of the MXCSR
+   register as written by the `stmxcsr' instruction.  */
+typedef struct
+  {
+    unsigned short int __control_word;
+    unsigned short int __glibc_reserved1;
+    unsigned short int __status_word;
+    unsigned short int __glibc_reserved2;
+    unsigned short int __tags;
+    unsigned short int __glibc_reserved3;
+    unsigned int __eip;
+    unsigned short int __cs_selector;
+    unsigned int __opcode:11;
+    unsigned int __glibc_reserved4:5;
+    unsigned int __data_offset;
+    unsigned short int __data_selector;
+    unsigned short int __glibc_reserved5;
+#ifdef __x86_64__
+    unsigned int __mxcsr;
+#endif
+  }
+fenv_t;
+
+/* If the default argument is used we use this value.  */
+#define FE_DFL_ENV	((const fenv_t *) -1)
+
+#ifdef __USE_GNU
+/* Floating-point environment where none of the exception is masked.  */
+# define FE_NOMASK_ENV	((const fenv_t *) -2)
+#endif
+
+#if __GLIBC_USE (IEC_60559_BFP_EXT)
+/* Type representing floating-point control modes.  */
+typedef struct
+  {
+    unsigned short int __control_word;
+    unsigned short int __glibc_reserved;
+    unsigned int __mxcsr;
+  }
+femode_t;
+
+/* Default floating-point control modes.  */
+# define FE_DFL_MODE	((const femode_t *) -1L)
+#endif
+
+
+#ifdef __USE_EXTERN_INLINES
+__BEGIN_DECLS
+
+/* Optimized versions.  */
+#ifndef _LIBC
+extern int __REDIRECT_NTH (__feraiseexcept_renamed, (int), feraiseexcept);
+#endif
+__extern_always_inline void
+__NTH (__feraiseexcept_invalid_divbyzero (int __excepts))
+{
+  if ((FE_INVALID & __excepts) != 0)
+    {
+      /* One example of an invalid operation is 0.0 / 0.0.  */
+      float __f = 0.0;
+
+# ifdef __SSE_MATH__
+      __asm__ __volatile__ ("divss %0, %0 " : : "x" (__f));
+# else
+      __asm__ __volatile__ ("fdiv %%st, %%st(0); fwait"
+			    : "=t" (__f) : "0" (__f));
+# endif
+      (void) &__f;
+    }
+  if ((FE_DIVBYZERO & __excepts) != 0)
+    {
+      float __f = 1.0;
+      float __g = 0.0;
+
+# ifdef __SSE_MATH__
+      __asm__ __volatile__ ("divss %1, %0" : : "x" (__f), "x" (__g));
+# else
+      __asm__ __volatile__ ("fdivp %%st, %%st(1); fwait"
+			    : "=t" (__f) : "0" (__f), "u" (__g) : "st(1)");
+# endif
+      (void) &__f;
+    }
+}
+__extern_inline int
+__NTH (feraiseexcept (int __excepts))
+{
+  if (__builtin_constant_p (__excepts)
+      && (__excepts & ~(FE_INVALID | FE_DIVBYZERO)) == 0)
+    {
+      __feraiseexcept_invalid_divbyzero (__excepts);
+      return 0;
+    }
+
+  return __feraiseexcept_renamed (__excepts);
+}
+
+__END_DECLS
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/floatn.h b/lib/libc/include/x86_64-linux-gnu/bits/floatn.h
new file mode 100644
index 0000000000..1d7ba69ea8
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/floatn.h
@@ -0,0 +1,121 @@
+/* Macros to control TS 18661-3 glibc features on x86.
+   Copyright (C) 2017-2019 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 _BITS_FLOATN_H
+#define _BITS_FLOATN_H
+
+#include <features.h>
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the IEEE 754 binary128 format, and this
+   glibc includes corresponding *f128 interfaces for it.  The required
+   libgcc support was added some time after the basic compiler
+   support, for x86_64 and x86.  */
+#if (defined __x86_64__							\
+     ? __GNUC_PREREQ (4, 3)						\
+     : (defined __GNU__ ? __GNUC_PREREQ (4, 5) : __GNUC_PREREQ (4, 4)))
+# define __HAVE_FLOAT128 1
+#else
+# define __HAVE_FLOAT128 0
+#endif
+
+/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
+   from the default float, double and long double types in this glibc.  */
+#if __HAVE_FLOAT128
+# define __HAVE_DISTINCT_FLOAT128 1
+#else
+# define __HAVE_DISTINCT_FLOAT128 0
+#endif
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the right format for _Float64x, and this
+   glibc includes corresponding *f64x interfaces for it.  */
+#define __HAVE_FLOAT64X 1
+
+/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
+   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
+   the format of _Float128, which must be different from that of long
+   double.  */
+#define __HAVE_FLOAT64X_LONG_DOUBLE 1
+
+#ifndef __ASSEMBLER__
+
+/* Defined to concatenate the literal suffix to be used with _Float128
+   types, if __HAVE_FLOAT128 is 1. */
+# if __HAVE_FLOAT128
+#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
+/* The literal suffix f128 exists only since GCC 7.0.  */
+#   define __f128(x) x##q
+#  else
+#   define __f128(x) x##f128
+#  endif
+# endif
+
+/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.  */
+# if __HAVE_FLOAT128
+#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
+/* Add a typedef for older GCC compilers which don't natively support
+   _Complex _Float128.  */
+typedef _Complex float __cfloat128 __attribute__ ((__mode__ (__TC__)));
+#   define __CFLOAT128 __cfloat128
+#  else
+#   define __CFLOAT128 _Complex _Float128
+#  endif
+# endif
+
+/* The remaining of this file provides support for older compilers.  */
+# if __HAVE_FLOAT128
+
+/* The type _Float128 exists only since GCC 7.0.  */
+#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
+typedef __float128 _Float128;
+#  endif
+
+/* __builtin_huge_valf128 doesn't exist before GCC 7.0.  */
+#  if !__GNUC_PREREQ (7, 0)
+#   define __builtin_huge_valf128() ((_Float128) __builtin_huge_val ())
+#  endif
+
+/* Older GCC has only a subset of built-in functions for _Float128 on
+   x86, and __builtin_infq is not usable in static initializers.
+   Converting a narrower sNaN to _Float128 produces a quiet NaN, so
+   attempts to use _Float128 sNaNs will not work properly with older
+   compilers.  */
+#  if !__GNUC_PREREQ (7, 0)
+#   define __builtin_copysignf128 __builtin_copysignq
+#   define __builtin_fabsf128 __builtin_fabsq
+#   define __builtin_inff128() ((_Float128) __builtin_inf ())
+#   define __builtin_nanf128(x) ((_Float128) __builtin_nan (x))
+#   define __builtin_nansf128(x) ((_Float128) __builtin_nans (x))
+#  endif
+
+/* In math/math.h, __MATH_TG will expand signbit to __builtin_signbit*,
+   e.g.: __builtin_signbitf128, before GCC 6.  However, there has never
+   been a __builtin_signbitf128 in GCC and the type-generic builtin is
+   only available since GCC 6.  */
+#  if !__GNUC_PREREQ (6, 0)
+#   define __builtin_signbitf128 __signbitf128
+#  endif
+
+# endif
+
+#endif /* !__ASSEMBLER__.  */
+
+#include <bits/floatn-common.h>
+
+#endif /* _BITS_FLOATN_H */
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/flt-eval-method.h b/lib/libc/include/x86_64-linux-gnu/bits/flt-eval-method.h
new file mode 100644
index 0000000000..87e06c4354
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/flt-eval-method.h
@@ -0,0 +1,33 @@
+/* Define __GLIBC_FLT_EVAL_METHOD.  x86 version.
+   Copyright (C) 2016-2019 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 _MATH_H
+# error "Never use <bits/flt-eval-method.h> directly; include <math.h> instead."
+#endif
+
+#ifdef __FLT_EVAL_METHOD__
+# if __FLT_EVAL_METHOD__ == -1
+#  define __GLIBC_FLT_EVAL_METHOD	2
+# else
+#  define __GLIBC_FLT_EVAL_METHOD	__FLT_EVAL_METHOD__
+# endif
+#elif defined __x86_64__
+# define __GLIBC_FLT_EVAL_METHOD	0
+#else
+# define __GLIBC_FLT_EVAL_METHOD	2
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/fp-logb.h b/lib/libc/include/x86_64-linux-gnu/bits/fp-logb.h
new file mode 100644
index 0000000000..f3e55ea50c
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/fp-logb.h
@@ -0,0 +1,24 @@
+/* Define __FP_LOGB0_IS_MIN and __FP_LOGBNAN_IS_MIN.  x86 version.
+   Copyright (C) 2016-2019 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 _MATH_H
+# error "Never use <bits/fp-logb.h> directly; include <math.h> instead."
+#endif
+
+#define __FP_LOGB0_IS_MIN	1
+#define __FP_LOGBNAN_IS_MIN	1
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/indirect-return.h b/lib/libc/include/x86_64-linux-gnu/bits/indirect-return.h
new file mode 100644
index 0000000000..fd170e8a42
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/indirect-return.h
@@ -0,0 +1,37 @@
+/* Definition of __INDIRECT_RETURN.  x86 version.
+   Copyright (C) 2018-2019 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 _UCONTEXT_H
+# error "Never include <bits/indirect-return.h> directly; use <ucontext.h> instead."
+#endif
+
+/* On x86, swapcontext returns via indirect branch when the shadow stack
+   is enabled.  Define __INDIRECT_RETURN to indicate whether swapcontext
+   returns via indirect branch.  */
+#if defined __CET__ && (__CET__ & 2) != 0
+# if __glibc_has_attribute (__indirect_return__)
+#  define __INDIRECT_RETURN __attribute__ ((__indirect_return__))
+# else
+/* Newer compilers provide the indirect_return attribute, but without
+   it we can use returns_twice to affect the optimizer in the same
+   way and avoid unsafe optimizations.  */
+#  define __INDIRECT_RETURN __attribute__ ((__returns_twice__))
+# endif
+#else
+# define __INDIRECT_RETURN
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/ipctypes.h b/lib/libc/include/x86_64-linux-gnu/bits/ipctypes.h
new file mode 100644
index 0000000000..2b471d1e52
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/ipctypes.h
@@ -0,0 +1,33 @@
+/* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.
+   Copyright (C) 2012-2019 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_IPC_H
+# error "Never use <bits/ipctypes.h> directly; include <sys/ipc.h> instead."
+#endif
+
+#ifndef _BITS_IPCTYPES_H
+#define _BITS_IPCTYPES_H	1
+
+/* Used in `struct shmid_ds'.  */
+# ifdef __x86_64__
+typedef int __ipc_pid_t;
+# else
+typedef unsigned short int __ipc_pid_t;
+# endif
+
+#endif /* bits/ipctypes.h */
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/iscanonical.h b/lib/libc/include/x86_64-linux-gnu/bits/iscanonical.h
new file mode 100644
index 0000000000..1fa01edaad
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/iscanonical.h
@@ -0,0 +1,54 @@
+/* Define iscanonical macro.  ldbl-96 version.
+   Copyright (C) 2016-2019 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 _MATH_H
+# error "Never use <bits/iscanonical.h> directly; include <math.h> instead."
+#endif
+
+extern int __iscanonicall (long double __x)
+     __THROW __attribute__ ((__const__));
+#define __iscanonicalf(x) ((void) (__typeof (x)) (x), 1)
+#define __iscanonical(x) ((void) (__typeof (x)) (x), 1)
+#if __HAVE_DISTINCT_FLOAT128
+# define __iscanonicalf128(x) ((void) (__typeof (x)) (x), 1)
+#endif
+
+/* Return nonzero value if X is canonical.  In IEEE interchange binary
+   formats, all values are canonical, but the argument must still be
+   converted to its semantic type for any exceptions arising from the
+   conversion, before being discarded; in extended precision, there
+   are encodings that are not consistently handled as corresponding to
+   any particular value of the type, and we return 0 for those.  */
+#ifndef __cplusplus
+# define iscanonical(x) __MATH_TG ((x), __iscanonical, (x))
+#else
+/* In C++ mode, __MATH_TG cannot be used, because it relies on
+   __builtin_types_compatible_p, which is a C-only builtin.  On the
+   other hand, overloading provides the means to distinguish between
+   the floating-point types.  The overloading resolution will match
+   the correct parameter (regardless of type qualifiers (i.e.: const
+   and volatile)).  */
+extern "C++" {
+inline int iscanonical (float __val) { return __iscanonicalf (__val); }
+inline int iscanonical (double __val) { return __iscanonical (__val); }
+inline int iscanonical (long double __val) { return __iscanonicall (__val); }
+# if __HAVE_DISTINCT_FLOAT128
+inline int iscanonical (_Float128 __val) { return __iscanonicalf128 (__val); }
+# endif
+}
+#endif /* __cplusplus */
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/link.h b/lib/libc/include/x86_64-linux-gnu/bits/link.h
new file mode 100644
index 0000000000..2724980f6b
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/link.h
@@ -0,0 +1,159 @@
+/* Copyright (C) 2004-2019 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	_LINK_H
+# error "Never include <bits/link.h> directly; use <link.h> instead."
+#endif
+
+
+#ifndef __x86_64__
+/* Registers for entry into PLT on IA-32.  */
+typedef struct La_i86_regs
+{
+  uint32_t lr_edx;
+  uint32_t lr_ecx;
+  uint32_t lr_eax;
+  uint32_t lr_ebp;
+  uint32_t lr_esp;
+} La_i86_regs;
+
+/* Return values for calls from PLT on IA-32.  */
+typedef struct La_i86_retval
+{
+  uint32_t lrv_eax;
+  uint32_t lrv_edx;
+  long double lrv_st0;
+  long double lrv_st1;
+  uint64_t lrv_bnd0;
+  uint64_t lrv_bnd1;
+} La_i86_retval;
+
+
+__BEGIN_DECLS
+
+extern Elf32_Addr la_i86_gnu_pltenter (Elf32_Sym *__sym, unsigned int __ndx,
+				       uintptr_t *__refcook,
+				       uintptr_t *__defcook,
+				       La_i86_regs *__regs,
+				       unsigned int *__flags,
+				       const char *__symname,
+				       long int *__framesizep);
+extern unsigned int la_i86_gnu_pltexit (Elf32_Sym *__sym, unsigned int __ndx,
+					uintptr_t *__refcook,
+					uintptr_t *__defcook,
+					const La_i86_regs *__inregs,
+					La_i86_retval *__outregs,
+					const char *symname);
+
+__END_DECLS
+
+#else
+
+/* Registers for entry into PLT on x86-64.  */
+# if __GNUC_PREREQ (4,0)
+typedef float La_x86_64_xmm __attribute__ ((__vector_size__ (16)));
+typedef float La_x86_64_ymm
+    __attribute__ ((__vector_size__ (32), __aligned__ (16)));
+typedef double La_x86_64_zmm
+    __attribute__ ((__vector_size__ (64), __aligned__ (16)));
+# else
+typedef float La_x86_64_xmm __attribute__ ((__mode__ (__V4SF__)));
+# endif
+
+typedef union
+{
+# if __GNUC_PREREQ (4,0)
+  La_x86_64_ymm ymm[2];
+  La_x86_64_zmm zmm[1];
+# endif
+  La_x86_64_xmm xmm[4];
+} La_x86_64_vector __attribute__ ((__aligned__ (16)));
+
+typedef struct La_x86_64_regs
+{
+  uint64_t lr_rdx;
+  uint64_t lr_r8;
+  uint64_t lr_r9;
+  uint64_t lr_rcx;
+  uint64_t lr_rsi;
+  uint64_t lr_rdi;
+  uint64_t lr_rbp;
+  uint64_t lr_rsp;
+  La_x86_64_xmm lr_xmm[8];
+  La_x86_64_vector lr_vector[8];
+#ifndef __ILP32__
+  __int128_t lr_bnd[4];
+#endif
+} La_x86_64_regs;
+
+/* Return values for calls from PLT on x86-64.  */
+typedef struct La_x86_64_retval
+{
+  uint64_t lrv_rax;
+  uint64_t lrv_rdx;
+  La_x86_64_xmm lrv_xmm0;
+  La_x86_64_xmm lrv_xmm1;
+  long double lrv_st0;
+  long double lrv_st1;
+  La_x86_64_vector lrv_vector0;
+  La_x86_64_vector lrv_vector1;
+#ifndef __ILP32__
+  __int128_t lrv_bnd0;
+  __int128_t lrv_bnd1;
+#endif
+} La_x86_64_retval;
+
+#define La_x32_regs La_x86_64_regs
+#define La_x32_retval La_x86_64_retval
+
+__BEGIN_DECLS
+
+extern Elf64_Addr la_x86_64_gnu_pltenter (Elf64_Sym *__sym,
+					  unsigned int __ndx,
+					  uintptr_t *__refcook,
+					  uintptr_t *__defcook,
+					  La_x86_64_regs *__regs,
+					  unsigned int *__flags,
+					  const char *__symname,
+					  long int *__framesizep);
+extern unsigned int la_x86_64_gnu_pltexit (Elf64_Sym *__sym,
+					   unsigned int __ndx,
+					   uintptr_t *__refcook,
+					   uintptr_t *__defcook,
+					   const La_x86_64_regs *__inregs,
+					   La_x86_64_retval *__outregs,
+					   const char *__symname);
+
+extern Elf32_Addr la_x32_gnu_pltenter (Elf32_Sym *__sym,
+				       unsigned int __ndx,
+				       uintptr_t *__refcook,
+				       uintptr_t *__defcook,
+				       La_x32_regs *__regs,
+				       unsigned int *__flags,
+				       const char *__symname,
+				       long int *__framesizep);
+extern unsigned int la_x32_gnu_pltexit (Elf32_Sym *__sym,
+					unsigned int __ndx,
+					uintptr_t *__refcook,
+					uintptr_t *__defcook,
+					const La_x32_regs *__inregs,
+					La_x32_retval *__outregs,
+					const char *__symname);
+
+__END_DECLS
+
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/long-double.h b/lib/libc/include/x86_64-linux-gnu/bits/long-double.h
new file mode 100644
index 0000000000..6a582416cf
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/long-double.h
@@ -0,0 +1,20 @@
+/* Properties of long double type.  ldbl-96 version.
+   Copyright (C) 2016-2019 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  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/>.  */
+
+/* long double is distinct from double, so there is nothing to
+   define here.  */
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/math-vector-fortran.h b/lib/libc/include/x86_64-linux-gnu/bits/math-vector-fortran.h
new file mode 100644
index 0000000000..fc3aa3e3b2
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/math-vector-fortran.h
@@ -0,0 +1,43 @@
+! Platform-specific declarations of SIMD math functions for Fortran. -*- f90 -*-
+!   Copyright (C) 2019 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/>.
+
+!GCC$ builtin (cos) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (cosf) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (sin) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (sinf) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (sincos) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (sincosf) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (log) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (logf) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (exp) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (expf) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (pow) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (powf) attributes simd (notinbranch) if('x86_64')
+
+!GCC$ builtin (cos) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (cosf) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (sin) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (sinf) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (sincos) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (sincosf) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (log) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (logf) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (exp) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (expf) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (pow) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (powf) attributes simd (notinbranch) if('x32')
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/math-vector.h b/lib/libc/include/x86_64-linux-gnu/bits/math-vector.h
new file mode 100644
index 0000000000..67e2c8aea8
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/math-vector.h
@@ -0,0 +1,63 @@
+/* Platform-specific SIMD declarations of math functions.
+   Copyright (C) 2014-2019 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 _MATH_H
+# error "Never include <bits/math-vector.h> directly;\
+ include <math.h> instead."
+#endif
+
+/* Get default empty definitions for simd declarations.  */
+#include <bits/libm-simd-decl-stubs.h>
+
+#if defined __x86_64__ && defined __FAST_MATH__
+# if defined _OPENMP && _OPENMP >= 201307
+/* OpenMP case.  */
+#  define __DECL_SIMD_x86_64 _Pragma ("omp declare simd notinbranch")
+# elif __GNUC_PREREQ (6,0)
+/* W/o OpenMP use GCC 6.* __attribute__ ((__simd__)).  */
+#  define __DECL_SIMD_x86_64 __attribute__ ((__simd__ ("notinbranch")))
+# endif
+
+# ifdef __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_cos
+#  define __DECL_SIMD_cos __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_cosf
+#  define __DECL_SIMD_cosf __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_sin
+#  define __DECL_SIMD_sin __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_sinf
+#  define __DECL_SIMD_sinf __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_sincos
+#  define __DECL_SIMD_sincos __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_sincosf
+#  define __DECL_SIMD_sincosf __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_log
+#  define __DECL_SIMD_log __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_logf
+#  define __DECL_SIMD_logf __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_exp
+#  define __DECL_SIMD_exp __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_expf
+#  define __DECL_SIMD_expf __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_pow
+#  define __DECL_SIMD_pow __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_powf
+#  define __DECL_SIMD_powf __DECL_SIMD_x86_64
+
+# endif
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/mman.h b/lib/libc/include/x86_64-linux-gnu/bits/mman.h
new file mode 100644
index 0000000000..90f3588b6e
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/mman.h
@@ -0,0 +1,34 @@
+/* Definitions for POSIX memory map interface.  Linux/x86_64 version.
+   Copyright (C) 2001-2019 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_MMAN_H
+# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
+#endif
+
+/* The following definitions basically come from the kernel headers.
+   But the kernel header is not namespace clean.  */
+
+/* Other flags.  */
+#ifdef __USE_MISC
+# define MAP_32BIT	0x40		/* Only give out 32-bit addresses.  */
+#endif
+
+#include <bits/mman-map-flags-generic.h>
+
+/* Include generic Linux declarations.  */
+#include <bits/mman-linux.h>
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/procfs-id.h b/lib/libc/include/x86_64-linux-gnu/bits/procfs-id.h
new file mode 100644
index 0000000000..79f85bfd44
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/procfs-id.h
@@ -0,0 +1,30 @@
+/* Types of pr_uid and pr_gid in struct elf_prpsinfo.  x86 version.
+   Copyright (C) 2018-2019 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_PROCFS_H
+# error "Never include <bits/procfs-id.h> directly; use <sys/procfs.h> instead."
+#endif
+
+#if __WORDSIZE == 32
+typedef unsigned short int __pr_uid_t;
+typedef unsigned short int __pr_gid_t;
+#else
+typedef unsigned int __pr_uid_t;
+typedef unsigned int __pr_gid_t;
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/procfs.h b/lib/libc/include/x86_64-linux-gnu/bits/procfs.h
new file mode 100644
index 0000000000..ea3cbfe1be
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/procfs.h
@@ -0,0 +1,50 @@
+/* Types for registers for sys/procfs.h.  x86 version.
+   Copyright (C) 2001-2019 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_PROCFS_H
+# error "Never include <bits/procfs.h> directly; use <sys/procfs.h> instead."
+#endif
+
+/* Type for a general-purpose register.  */
+#ifdef __x86_64__
+__extension__ typedef unsigned long long elf_greg_t;
+#else
+typedef unsigned long elf_greg_t;
+#endif
+
+/* And the whole bunch of them.  We could have used `struct
+   user_regs_struct' directly in the typedef, but tradition says that
+   the register set is an array, which does have some peculiar
+   semantics, so leave it that way.  */
+#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof (elf_greg_t))
+typedef elf_greg_t elf_gregset_t[ELF_NGREG];
+
+#ifndef __x86_64__
+/* Register set for the floating-point registers.  */
+typedef struct user_fpregs_struct elf_fpregset_t;
+
+/* Register set for the extended floating-point registers.  Includes
+   the Pentium III SSE registers in addition to the classic
+   floating-point stuff.  */
+typedef struct user_fpxregs_struct elf_fpxregset_t;
+#else
+/* Register set for the extended floating-point registers.  Includes
+   the Pentium III SSE registers in addition to the classic
+   floating-point stuff.  */
+typedef struct user_fpregs_struct elf_fpregset_t;
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/pthreadtypes-arch.h b/lib/libc/include/x86_64-linux-gnu/bits/pthreadtypes-arch.h
new file mode 100644
index 0000000000..7c5701b0b8
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/pthreadtypes-arch.h
@@ -0,0 +1,106 @@
+/* Copyright (C) 2002-2019 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 _BITS_PTHREADTYPES_ARCH_H
+#define _BITS_PTHREADTYPES_ARCH_H	1
+
+#include <bits/wordsize.h>
+
+#ifdef __x86_64__
+# if __WORDSIZE == 64
+#  define __SIZEOF_PTHREAD_MUTEX_T 40
+#  define __SIZEOF_PTHREAD_ATTR_T 56
+#  define __SIZEOF_PTHREAD_MUTEX_T 40
+#  define __SIZEOF_PTHREAD_RWLOCK_T 56
+#  define __SIZEOF_PTHREAD_BARRIER_T 32
+# else
+#  define __SIZEOF_PTHREAD_MUTEX_T 32
+#  define __SIZEOF_PTHREAD_ATTR_T 32
+#  define __SIZEOF_PTHREAD_MUTEX_T 32
+#  define __SIZEOF_PTHREAD_RWLOCK_T 44
+#  define __SIZEOF_PTHREAD_BARRIER_T 20
+# endif
+#else
+# define __SIZEOF_PTHREAD_MUTEX_T 24
+# define __SIZEOF_PTHREAD_ATTR_T 36
+# define __SIZEOF_PTHREAD_MUTEX_T 24
+# define __SIZEOF_PTHREAD_RWLOCK_T 32
+# define __SIZEOF_PTHREAD_BARRIER_T 20
+#endif
+#define __SIZEOF_PTHREAD_MUTEXATTR_T 4
+#define __SIZEOF_PTHREAD_COND_T 48
+#define __SIZEOF_PTHREAD_CONDATTR_T 4
+#define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
+#define __SIZEOF_PTHREAD_BARRIERATTR_T 4
+
+/* Definitions for internal mutex struct.  */
+#define __PTHREAD_COMPAT_PADDING_MID
+#define __PTHREAD_COMPAT_PADDING_END
+#define __PTHREAD_MUTEX_LOCK_ELISION    1
+#ifdef __x86_64__
+# define __PTHREAD_MUTEX_NUSERS_AFTER_KIND  0
+# define __PTHREAD_MUTEX_USE_UNION          0
+#else
+# define __PTHREAD_MUTEX_NUSERS_AFTER_KIND  1
+# define __PTHREAD_MUTEX_USE_UNION          1
+#endif
+
+#define __LOCK_ALIGNMENT
+#define __ONCE_ALIGNMENT
+
+struct __pthread_rwlock_arch_t
+{
+  unsigned int __readers;
+  unsigned int __writers;
+  unsigned int __wrphase_futex;
+  unsigned int __writers_futex;
+  unsigned int __pad3;
+  unsigned int __pad4;
+#ifdef __x86_64__
+  int __cur_writer;
+  int __shared;
+  signed char __rwelision;
+# ifdef  __ILP32__
+  unsigned char __pad1[3];
+#  define __PTHREAD_RWLOCK_ELISION_EXTRA 0, { 0, 0, 0 }
+# else
+  unsigned char __pad1[7];
+#  define __PTHREAD_RWLOCK_ELISION_EXTRA 0, { 0, 0, 0, 0, 0, 0, 0 }
+# endif
+  unsigned long int __pad2;
+  /* FLAGS must stay at this position in the structure to maintain
+     binary compatibility.  */
+  unsigned int __flags;
+# define __PTHREAD_RWLOCK_INT_FLAGS_SHARED	1
+#else
+  /* FLAGS must stay at this position in the structure to maintain
+     binary compatibility.  */
+  unsigned char __flags;
+  unsigned char __shared;
+  signed char __rwelision;
+# define __PTHREAD_RWLOCK_ELISION_EXTRA 0
+  unsigned char __pad2;
+  int __cur_writer;
+#endif
+};
+
+#ifndef __x86_64__
+/* Extra attributes for the cleanup functions.  */
+# define __cleanup_fct_attribute __attribute__ ((__regparm__ (1)))
+#endif
+
+#endif	/* bits/pthreadtypes.h */
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/select.h b/lib/libc/include/x86_64-linux-gnu/bits/select.h
new file mode 100644
index 0000000000..24d5067c62
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/select.h
@@ -0,0 +1,63 @@
+/* Copyright (C) 1997-2019 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_SELECT_H
+# error "Never use <bits/select.h> directly; include <sys/select.h> instead."
+#endif
+
+#include <bits/wordsize.h>
+
+
+#if defined __GNUC__ && __GNUC__ >= 2
+
+# if __WORDSIZE == 64
+#  define __FD_ZERO_STOS "stosq"
+# else
+#  define __FD_ZERO_STOS "stosl"
+# endif
+
+# define __FD_ZERO(fdsp) \
+  do {									      \
+    int __d0, __d1;							      \
+    __asm__ __volatile__ ("cld; rep; " __FD_ZERO_STOS			      \
+			  : "=c" (__d0), "=D" (__d1)			      \
+			  : "a" (0), "0" (sizeof (fd_set)		      \
+					  / sizeof (__fd_mask)),	      \
+			    "1" (&__FDS_BITS (fdsp)[0])			      \
+			  : "memory");					      \
+  } while (0)
+
+#else	/* ! GNU CC */
+
+/* We don't use `memset' because this would require a prototype and
+   the array isn't too big.  */
+# define __FD_ZERO(set)  \
+  do {									      \
+    unsigned int __i;							      \
+    fd_set *__arr = (set);						      \
+    for (__i = 0; __i < sizeof (fd_set) / sizeof (__fd_mask); ++__i)	      \
+      __FDS_BITS (__arr)[__i] = 0;					      \
+  } while (0)
+
+#endif	/* GNU CC */
+
+#define __FD_SET(d, set) \
+  ((void) (__FDS_BITS (set)[__FD_ELT (d)] |= __FD_MASK (d)))
+#define __FD_CLR(d, set) \
+  ((void) (__FDS_BITS (set)[__FD_ELT (d)] &= ~__FD_MASK (d)))
+#define __FD_ISSET(d, set) \
+  ((__FDS_BITS (set)[__FD_ELT (d)] & __FD_MASK (d)) != 0)
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/sem-pad.h b/lib/libc/include/x86_64-linux-gnu/bits/sem-pad.h
new file mode 100644
index 0000000000..bd8df25ace
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/sem-pad.h
@@ -0,0 +1,24 @@
+/* Define where padding goes in struct semid_ds.  x86 version.
+   Copyright (C) 2018-2019 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_SEM_H
+# error "Never use <bits/sem-pad.h> directly; include <sys/sem.h> instead."
+#endif
+
+#define __SEM_PAD_AFTER_TIME 1
+#define __SEM_PAD_BEFORE_TIME 0
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/semaphore.h b/lib/libc/include/x86_64-linux-gnu/bits/semaphore.h
new file mode 100644
index 0000000000..c5733e31f4
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/semaphore.h
@@ -0,0 +1,40 @@
+/* Copyright (C) 2002-2019 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+   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 _SEMAPHORE_H
+# error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead."
+#endif
+
+#include <bits/wordsize.h>
+
+#if __WORDSIZE == 64
+# define __SIZEOF_SEM_T	32
+#else
+# define __SIZEOF_SEM_T	16
+#endif
+
+
+/* Value returned if `sem_open' failed.  */
+#define SEM_FAILED      ((sem_t *) 0)
+
+
+typedef union
+{
+  char __size[__SIZEOF_SEM_T];
+  long int __align;
+} sem_t;
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/setjmp.h b/lib/libc/include/x86_64-linux-gnu/bits/setjmp.h
new file mode 100644
index 0000000000..aec176f8d2
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/setjmp.h
@@ -0,0 +1,40 @@
+/* Copyright (C) 2001-2019 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/>.  */
+
+/* Define the machine-dependent type `jmp_buf'.  x86-64 version.  */
+#ifndef _BITS_SETJMP_H
+#define _BITS_SETJMP_H  1
+
+#if !defined _SETJMP_H && !defined _PTHREAD_H
+# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
+#endif
+
+#include <bits/wordsize.h>
+
+#ifndef _ASM
+
+# if __WORDSIZE == 64
+typedef long int __jmp_buf[8];
+# elif defined  __x86_64__
+__extension__ typedef long long int __jmp_buf[8];
+# else
+typedef int __jmp_buf[6];
+# endif
+
+#endif
+
+#endif  /* bits/setjmp.h */
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/sigcontext.h b/lib/libc/include/x86_64-linux-gnu/bits/sigcontext.h
new file mode 100644
index 0000000000..481a8a7bb5
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/sigcontext.h
@@ -0,0 +1,196 @@
+/* Copyright (C) 2002-2019 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 _BITS_SIGCONTEXT_H
+#define _BITS_SIGCONTEXT_H  1
+
+#if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H
+# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
+#endif
+
+#include <bits/types.h>
+
+#define FP_XSTATE_MAGIC1	0x46505853U
+#define FP_XSTATE_MAGIC2	0x46505845U
+#define FP_XSTATE_MAGIC2_SIZE	sizeof (FP_XSTATE_MAGIC2)
+
+struct _fpx_sw_bytes
+{
+  __uint32_t magic1;
+  __uint32_t extended_size;
+  __uint64_t xstate_bv;
+  __uint32_t xstate_size;
+  __uint32_t __glibc_reserved1[7];
+};
+
+struct _fpreg
+{
+  unsigned short significand[4];
+  unsigned short exponent;
+};
+
+struct _fpxreg
+{
+  unsigned short significand[4];
+  unsigned short exponent;
+  unsigned short __glibc_reserved1[3];
+};
+
+struct _xmmreg
+{
+  __uint32_t	element[4];
+};
+
+
+
+#ifndef __x86_64__
+
+struct _fpstate
+{
+  /* Regular FPU environment.  */
+  __uint32_t	cw;
+  __uint32_t		sw;
+  __uint32_t		tag;
+  __uint32_t		ipoff;
+  __uint32_t		cssel;
+  __uint32_t		dataoff;
+  __uint32_t		datasel;
+  struct _fpreg	_st[8];
+  unsigned short status;
+  unsigned short magic;
+
+  /* FXSR FPU environment.  */
+  __uint32_t		_fxsr_env[6];
+  __uint32_t		mxcsr;
+  __uint32_t		__glibc_reserved1;
+  struct _fpxreg	_fxsr_st[8];
+  struct _xmmreg	_xmm[8];
+  __uint32_t		__glibc_reserved2[56];
+};
+
+#ifndef sigcontext_struct
+/* Kernel headers before 2.1.1 define a struct sigcontext_struct, but
+   we need sigcontext.  Some packages have come to rely on
+   sigcontext_struct being defined on 32-bit x86, so define this for
+   their benefit.  */
+# define sigcontext_struct sigcontext
+#endif
+
+#define X86_FXSR_MAGIC		0x0000
+
+struct sigcontext
+{
+  unsigned short gs, __gsh;
+  unsigned short fs, __fsh;
+  unsigned short es, __esh;
+  unsigned short ds, __dsh;
+  unsigned long edi;
+  unsigned long esi;
+  unsigned long ebp;
+  unsigned long esp;
+  unsigned long ebx;
+  unsigned long edx;
+  unsigned long ecx;
+  unsigned long eax;
+  unsigned long trapno;
+  unsigned long err;
+  unsigned long eip;
+  unsigned short cs, __csh;
+  unsigned long eflags;
+  unsigned long esp_at_signal;
+  unsigned short ss, __ssh;
+  struct _fpstate * fpstate;
+  unsigned long oldmask;
+  unsigned long cr2;
+};
+
+#else /* __x86_64__ */
+
+struct _fpstate
+{
+  /* FPU environment matching the 64-bit FXSAVE layout.  */
+  __uint16_t		cwd;
+  __uint16_t		swd;
+  __uint16_t		ftw;
+  __uint16_t		fop;
+  __uint64_t		rip;
+  __uint64_t		rdp;
+  __uint32_t		mxcsr;
+  __uint32_t		mxcr_mask;
+  struct _fpxreg	_st[8];
+  struct _xmmreg	_xmm[16];
+  __uint32_t		__glibc_reserved1[24];
+};
+
+struct sigcontext
+{
+  __uint64_t r8;
+  __uint64_t r9;
+  __uint64_t r10;
+  __uint64_t r11;
+  __uint64_t r12;
+  __uint64_t r13;
+  __uint64_t r14;
+  __uint64_t r15;
+  __uint64_t rdi;
+  __uint64_t rsi;
+  __uint64_t rbp;
+  __uint64_t rbx;
+  __uint64_t rdx;
+  __uint64_t rax;
+  __uint64_t rcx;
+  __uint64_t rsp;
+  __uint64_t rip;
+  __uint64_t eflags;
+  unsigned short cs;
+  unsigned short gs;
+  unsigned short fs;
+  unsigned short __pad0;
+  __uint64_t err;
+  __uint64_t trapno;
+  __uint64_t oldmask;
+  __uint64_t cr2;
+  __extension__ union
+    {
+      struct _fpstate * fpstate;
+      __uint64_t __fpstate_word;
+    };
+  __uint64_t __reserved1 [8];
+};
+
+#endif /* __x86_64__ */
+
+struct _xsave_hdr
+{
+  __uint64_t xstate_bv;
+  __uint64_t __glibc_reserved1[2];
+  __uint64_t __glibc_reserved2[5];
+};
+
+struct _ymmh_state
+{
+  __uint32_t ymmh_space[64];
+};
+
+struct _xstate
+{
+  struct _fpstate fpstate;
+  struct _xsave_hdr xstate_hdr;
+  struct _ymmh_state ymmh;
+};
+
+#endif /* _BITS_SIGCONTEXT_H */
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/siginfo-arch.h b/lib/libc/include/x86_64-linux-gnu/bits/siginfo-arch.h
new file mode 100644
index 0000000000..0f430f0772
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/siginfo-arch.h
@@ -0,0 +1,17 @@
+/* Architecture-specific adjustments to siginfo_t.  x86 version.  */
+#ifndef _BITS_SIGINFO_ARCH_H
+#define _BITS_SIGINFO_ARCH_H 1
+
+#if defined __x86_64__ && __WORDSIZE == 32
+/* si_utime and si_stime must be 4 byte aligned for x32 to match the
+   kernel.  We align siginfo_t to 8 bytes so that si_utime and
+   si_stime are actually aligned to 8 bytes since their offsets are
+   multiple of 8 bytes.  Note: with some compilers, the alignment
+   attribute would be ignored if it were put in __SI_CLOCK_T instead
+   of encapsulated in a typedef.  */
+typedef __clock_t __attribute__ ((__aligned__ (4))) __sigchld_clock_t;
+# define __SI_ALIGNMENT __attribute__ ((__aligned__ (8)))
+# define __SI_CLOCK_T __sigchld_clock_t
+#endif
+
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/stat.h b/lib/libc/include/x86_64-linux-gnu/bits/stat.h
new file mode 100644
index 0000000000..ee7f88c463
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/stat.h
@@ -0,0 +1,210 @@
+/* Copyright (C) 1999-2019 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/>.  */
+
+#if !defined _SYS_STAT_H && !defined _FCNTL_H
+# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+#endif
+
+#ifndef _BITS_STAT_H
+#define _BITS_STAT_H	1
+
+/* Versions of the `struct stat' data structure.  */
+#ifndef __x86_64__
+# define _STAT_VER_LINUX_OLD	1
+# define _STAT_VER_KERNEL	1
+# define _STAT_VER_SVR4		2
+# define _STAT_VER_LINUX	3
+
+/* i386 versions of the `xmknod' interface.  */
+# define _MKNOD_VER_LINUX	1
+# define _MKNOD_VER_SVR4	2
+# define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
+#else
+# define _STAT_VER_KERNEL	0
+# define _STAT_VER_LINUX	1
+
+/* x86-64 versions of the `xmknod' interface.  */
+# define _MKNOD_VER_LINUX	0
+#endif
+
+#define _STAT_VER		_STAT_VER_LINUX
+
+struct stat
+  {
+    __dev_t st_dev;		/* Device.  */
+#ifndef __x86_64__
+    unsigned short int __pad1;
+#endif
+#if defined __x86_64__ || !defined __USE_FILE_OFFSET64
+    __ino_t st_ino;		/* File serial number.	*/
+#else
+    __ino_t __st_ino;			/* 32bit file serial number.	*/
+#endif
+#ifndef __x86_64__
+    __mode_t st_mode;			/* File mode.  */
+    __nlink_t st_nlink;			/* Link count.  */
+#else
+    __nlink_t st_nlink;		/* Link count.  */
+    __mode_t st_mode;		/* File mode.  */
+#endif
+    __uid_t st_uid;		/* User ID of the file's owner.	*/
+    __gid_t st_gid;		/* Group ID of the file's group.*/
+#ifdef __x86_64__
+    int __pad0;
+#endif
+    __dev_t st_rdev;		/* Device number, if device.  */
+#ifndef __x86_64__
+    unsigned short int __pad2;
+#endif
+#if defined __x86_64__ || !defined __USE_FILE_OFFSET64
+    __off_t st_size;			/* Size of file, in bytes.  */
+#else
+    __off64_t st_size;			/* Size of file, in bytes.  */
+#endif
+    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
+#if defined __x86_64__  || !defined __USE_FILE_OFFSET64
+    __blkcnt_t st_blocks;		/* Number 512-byte blocks allocated. */
+#else
+    __blkcnt64_t st_blocks;		/* Number 512-byte blocks allocated. */
+#endif
+#ifdef __USE_XOPEN2K8
+    /* Nanosecond resolution timestamps are stored in a format
+       equivalent to 'struct timespec'.  This is the type used
+       whenever possible but the Unix namespace rules do not allow the
+       identifier 'timespec' to appear in the <sys/stat.h> header.
+       Therefore we have to handle the use of this header in strictly
+       standard-compliant sources special.  */
+    struct timespec st_atim;		/* Time of last access.  */
+    struct timespec st_mtim;		/* Time of last modification.  */
+    struct timespec st_ctim;		/* Time of last status change.  */
+# define st_atime st_atim.tv_sec	/* Backward compatibility.  */
+# define st_mtime st_mtim.tv_sec
+# define st_ctime st_ctim.tv_sec
+#else
+    __time_t st_atime;			/* Time of last access.  */
+    __syscall_ulong_t st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    __syscall_ulong_t st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    __syscall_ulong_t st_ctimensec;	/* Nsecs of last status change.  */
+#endif
+#ifdef __x86_64__
+    __syscall_slong_t __glibc_reserved[3];
+#else
+# ifndef __USE_FILE_OFFSET64
+    unsigned long int __glibc_reserved4;
+    unsigned long int __glibc_reserved5;
+# else
+    __ino64_t st_ino;			/* File serial number.	*/
+# endif
+#endif
+  };
+
+#ifdef __USE_LARGEFILE64
+/* Note stat64 has the same shape as stat for x86-64.  */
+struct stat64
+  {
+    __dev_t st_dev;		/* Device.  */
+# ifdef __x86_64__
+    __ino64_t st_ino;		/* File serial number.  */
+    __nlink_t st_nlink;		/* Link count.  */
+    __mode_t st_mode;		/* File mode.  */
+# else
+    unsigned int __pad1;
+    __ino_t __st_ino;			/* 32bit file serial number.	*/
+    __mode_t st_mode;			/* File mode.  */
+    __nlink_t st_nlink;			/* Link count.  */
+# endif
+    __uid_t st_uid;		/* User ID of the file's owner.	*/
+    __gid_t st_gid;		/* Group ID of the file's group.*/
+# ifdef __x86_64__
+    int __pad0;
+    __dev_t st_rdev;		/* Device number, if device.  */
+    __off_t st_size;		/* Size of file, in bytes.  */
+# else
+    __dev_t st_rdev;			/* Device number, if device.  */
+    unsigned int __pad2;
+    __off64_t st_size;			/* Size of file, in bytes.  */
+# endif
+    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
+    __blkcnt64_t st_blocks;	/* Nr. 512-byte blocks allocated.  */
+# ifdef __USE_XOPEN2K8
+    /* Nanosecond resolution timestamps are stored in a format
+       equivalent to 'struct timespec'.  This is the type used
+       whenever possible but the Unix namespace rules do not allow the
+       identifier 'timespec' to appear in the <sys/stat.h> header.
+       Therefore we have to handle the use of this header in strictly
+       standard-compliant sources special.  */
+    struct timespec st_atim;		/* Time of last access.  */
+    struct timespec st_mtim;		/* Time of last modification.  */
+    struct timespec st_ctim;		/* Time of last status change.  */
+# else
+    __time_t st_atime;			/* Time of last access.  */
+    __syscall_ulong_t st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    __syscall_ulong_t st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    __syscall_ulong_t st_ctimensec;	/* Nsecs of last status change.  */
+# endif
+# ifdef __x86_64__
+    __syscall_slong_t __glibc_reserved[3];
+# else
+    __ino64_t st_ino;			/* File serial number.		*/
+# endif
+  };
+#endif
+
+/* Tell code we have these members.  */
+#define	_STATBUF_ST_BLKSIZE
+#define _STATBUF_ST_RDEV
+/* Nanosecond resolution time values are supported.  */
+#define _STATBUF_ST_NSEC
+
+/* Encoding of the file mode.  */
+
+#define	__S_IFMT	0170000	/* These bits determine file type.  */
+
+/* File types.  */
+#define	__S_IFDIR	0040000	/* Directory.  */
+#define	__S_IFCHR	0020000	/* Character device.  */
+#define	__S_IFBLK	0060000	/* Block device.  */
+#define	__S_IFREG	0100000	/* Regular file.  */
+#define	__S_IFIFO	0010000	/* FIFO.  */
+#define	__S_IFLNK	0120000	/* Symbolic link.  */
+#define	__S_IFSOCK	0140000	/* Socket.  */
+
+/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
+   they do it by enforcing the correct use of the macros.  */
+#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
+#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
+#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
+
+/* Protection bits.  */
+
+#define	__S_ISUID	04000	/* Set user ID on execution.  */
+#define	__S_ISGID	02000	/* Set group ID on execution.  */
+#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
+#define	__S_IREAD	0400	/* Read by owner.  */
+#define	__S_IWRITE	0200	/* Write by owner.  */
+#define	__S_IEXEC	0100	/* Execute by owner.  */
+
+#ifdef __USE_ATFILE
+# define UTIME_NOW	((1l << 30) - 1l)
+# define UTIME_OMIT	((1l << 30) - 2l)
+#endif
+
+#endif	/* bits/stat.h */
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/sysctl.h b/lib/libc/include/x86_64-linux-gnu/bits/sysctl.h
new file mode 100644
index 0000000000..6b29199909
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/sysctl.h
@@ -0,0 +1,20 @@
+/* Copyright (C) 2012-2019 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/>.  */
+
+#if defined __x86_64__ && defined __ILP32__
+# error "sysctl system call is unsupported in x32 kernel"
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/timesize.h b/lib/libc/include/x86_64-linux-gnu/bits/timesize.h
new file mode 100644
index 0000000000..48fb555234
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/timesize.h
@@ -0,0 +1,25 @@
+/* Bit size of the time_t type at glibc build time, x86-64 and x32 case.
+   Copyright (C) 2018-2019 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/>.  */
+
+#if defined __x86_64__ && defined __ILP32__
+/* For x32, time is 64-bit even though word size is 32-bit.  */
+# define __TIMESIZE	64
+#else
+/* For others, time size is word size.  */
+# define __TIMESIZE	__WORDSIZE
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/typesizes.h b/lib/libc/include/x86_64-linux-gnu/bits/typesizes.h
new file mode 100644
index 0000000000..7c14f5d7f8
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/typesizes.h
@@ -0,0 +1,95 @@
+/* bits/typesizes.h -- underlying types for *_t.  Linux/x86-64 version.
+   Copyright (C) 2012-2019 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 _BITS_TYPES_H
+# error "Never include <bits/typesizes.h> directly; use <sys/types.h> instead."
+#endif
+
+#ifndef	_BITS_TYPESIZES_H
+#define	_BITS_TYPESIZES_H	1
+
+/* See <bits/types.h> for the meaning of these macros.  This file exists so
+   that <bits/types.h> need not vary across different GNU platforms.  */
+
+/* X32 kernel interface is 64-bit.  */
+#if defined __x86_64__ && defined __ILP32__
+# define __SYSCALL_SLONG_TYPE	__SQUAD_TYPE
+# define __SYSCALL_ULONG_TYPE	__UQUAD_TYPE
+#else
+# define __SYSCALL_SLONG_TYPE	__SLONGWORD_TYPE
+# define __SYSCALL_ULONG_TYPE	__ULONGWORD_TYPE
+#endif
+
+#define __DEV_T_TYPE		__UQUAD_TYPE
+#define __UID_T_TYPE		__U32_TYPE
+#define __GID_T_TYPE		__U32_TYPE
+#define __INO_T_TYPE		__SYSCALL_ULONG_TYPE
+#define __INO64_T_TYPE		__UQUAD_TYPE
+#define __MODE_T_TYPE		__U32_TYPE
+#ifdef __x86_64__
+# define __NLINK_T_TYPE		__SYSCALL_ULONG_TYPE
+# define __FSWORD_T_TYPE	__SYSCALL_SLONG_TYPE
+#else
+# define __NLINK_T_TYPE		__UWORD_TYPE
+# define __FSWORD_T_TYPE	__SWORD_TYPE
+#endif
+#define __OFF_T_TYPE		__SYSCALL_SLONG_TYPE
+#define __OFF64_T_TYPE		__SQUAD_TYPE
+#define __PID_T_TYPE		__S32_TYPE
+#define __RLIM_T_TYPE		__SYSCALL_ULONG_TYPE
+#define __RLIM64_T_TYPE		__UQUAD_TYPE
+#define __BLKCNT_T_TYPE		__SYSCALL_SLONG_TYPE
+#define __BLKCNT64_T_TYPE	__SQUAD_TYPE
+#define __FSBLKCNT_T_TYPE	__SYSCALL_ULONG_TYPE
+#define __FSBLKCNT64_T_TYPE	__UQUAD_TYPE
+#define __FSFILCNT_T_TYPE	__SYSCALL_ULONG_TYPE
+#define __FSFILCNT64_T_TYPE	__UQUAD_TYPE
+#define __ID_T_TYPE		__U32_TYPE
+#define __CLOCK_T_TYPE		__SYSCALL_SLONG_TYPE
+#define __TIME_T_TYPE		__SYSCALL_SLONG_TYPE
+#define __USECONDS_T_TYPE	__U32_TYPE
+#define __SUSECONDS_T_TYPE	__SYSCALL_SLONG_TYPE
+#define __DADDR_T_TYPE		__S32_TYPE
+#define __KEY_T_TYPE		__S32_TYPE
+#define __CLOCKID_T_TYPE	__S32_TYPE
+#define __TIMER_T_TYPE		void *
+#define __BLKSIZE_T_TYPE	__SYSCALL_SLONG_TYPE
+#define __FSID_T_TYPE		struct { int __val[2]; }
+#define __SSIZE_T_TYPE		__SWORD_TYPE
+#define __CPU_MASK_TYPE 	__SYSCALL_ULONG_TYPE
+
+#ifdef __x86_64__
+/* Tell the libc code that off_t and off64_t are actually the same type
+   for all ABI purposes, even if possibly expressed as different base types
+   for C type-checking purposes.  */
+# define __OFF_T_MATCHES_OFF64_T	1
+
+/* Same for ino_t and ino64_t.  */
+# define __INO_T_MATCHES_INO64_T	1
+
+/* And for __rlim_t and __rlim64_t.  */
+# define __RLIM_T_MATCHES_RLIM64_T	1
+#else
+# define __RLIM_T_MATCHES_RLIM64_T	0
+#endif
+
+/* Number of descriptors that can fit in an `fd_set'.  */
+#define __FD_SETSIZE		1024
+
+
+#endif /* bits/typesizes.h */
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/wordsize.h b/lib/libc/include/x86_64-linux-gnu/bits/wordsize.h
new file mode 100644
index 0000000000..0bf84a4e99
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/wordsize.h
@@ -0,0 +1,17 @@
+/* Determine the wordsize from the preprocessor defines.  */
+
+#if defined __x86_64__ && !defined __ILP32__
+# define __WORDSIZE	64
+#else
+# define __WORDSIZE	32
+#define __WORDSIZE32_SIZE_ULONG		0
+#define __WORDSIZE32_PTRDIFF_LONG	0
+#endif
+
+#ifdef __x86_64__
+# define __WORDSIZE_TIME64_COMPAT32	1
+/* Both x86-64 and x32 use the 64-bit system call interface.  */
+# define __SYSCALL_WORDSIZE		64
+#else
+# define __WORDSIZE_TIME64_COMPAT32	0
+#endif
\ No newline at end of file
diff --git a/lib/libc/include/x86_64-linux-gnu/bits/xtitypes.h b/lib/libc/include/x86_64-linux-gnu/bits/xtitypes.h
new file mode 100644
index 0000000000..1eb0c84d8f
--- /dev/null
+++ b/lib/libc/include/x86_64-linux-gnu/bits/xtitypes.h
@@ -0,0 +1,33 @@
+/* bits/xtitypes.h -- Define some types used by <bits/stropts.h>.  x86-64.
+   Copyright (C) 2002-2019 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 _STROPTS_H
+# error "Never include <bits/xtitypes.h> directly; use <stropts.h> instead."
+#endif
+
+#ifndef _BITS_XTITYPES_H
+#define _BITS_XTITYPES_H	1
+
+#include <bits/types.h>
+
+/* This type is used by some structs in <bits/stropts.h>.  */
+typedef __SLONG32_TYPE __t_scalar_t;
+typedef __ULONG32_TYPE __t_uscalar_t;
+
+
+#endif /* bits/xtitypes.h */
\ No newline at end of file