MSYS binutils Build Attempt

build.log

William@William-THINK MSYS ~/src/mingw-w64-binutils-PKGBUILD/src/build-x86_64-w64-mingw32$ make
make[1]: Entering directory '/home/William/src/mingw-w64-binutils-PKGBUILD/src/build-x86_64-w64-mingw32'
make[2]: Entering directory '/home/William/src/mingw-w64-binutils-PKGBUILD/src/build-x86_64-w64-mingw32/libiberty'
if [ x"" != x ]; then \
  gcc -c -DHAVE_CONFIG_H -march=x86-64 -mtune=generic -O2 -pipe -ggdb -Og -pg -O0 -D__USE_MINGW_ACCESS -D_FORTIFY_SOURCE=2 -D__USE_MINGW_ANSI_STDIO=1 -I. -I../../binutils-2.27/libiberty/../include  -W -Wall -Wwrite-strings -Wc++-compat -Wstrict-prototypes -pedantic  -D_GNU_SOURCE  ../../binutils-2.27/libiberty/pex-win32.c -o pic/pex-win32.o; \
else true; fi
if [ x"" != x ]; then \
  gcc -c -DHAVE_CONFIG_H -march=x86-64 -mtune=generic -O2 -pipe -ggdb -Og -pg -O0 -D__USE_MINGW_ACCESS -D_FORTIFY_SOURCE=2 -D__USE_MINGW_ANSI_STDIO=1 -I. -I../../binutils-2.27/libiberty/../include  -W -Wall -Wwrite-strings -Wc++-compat -Wstrict-prototypes -pedantic  -D_GNU_SOURCE   ../../binutils-2.27/libiberty/pex-win32.c -o noasan/pex-win32.o; \
else true; fi
gcc -c -DHAVE_CONFIG_H -march=x86-64 -mtune=generic -O2 -pipe -ggdb -Og -pg -O0 -D__USE_MINGW_ACCESS -D_FORTIFY_SOURCE=2 -D__USE_MINGW_ANSI_STDIO=1 -I. -I../../binutils-2.27/libiberty/../include  -W -Wall -Wwrite-strings -Wc++-compat -Wstrict-prototypes -pedantic  -D_GNU_SOURCE ../../binutils-2.27/libiberty/pex-win32.c -o pex-win32.o
../../binutils-2.27/libiberty/pex-win32.c: In function ‘pex_win32_open_read’:
../../binutils-2.27/libiberty/pex-win32.c:122:3: warning: implicit declaration of function ‘_open’ [-Wimplicit-function-declaration]
   return _open (name, _O_RDONLY | (binary ? _O_BINARY : _O_TEXT));
   ^
../../binutils-2.27/libiberty/pex-win32.c:122:23: error: ‘_O_RDONLY’ undeclared (first use in this function)
   return _open (name, _O_RDONLY | (binary ? _O_BINARY : _O_TEXT));
                       ^
../../binutils-2.27/libiberty/pex-win32.c:122:23: note: each undeclared identifier is reported only once for each function it appears in
../../binutils-2.27/libiberty/pex-win32.c:122:45: error: ‘_O_BINARY’ undeclared (first use in this function)
   return _open (name, _O_RDONLY | (binary ? _O_BINARY : _O_TEXT));
                                             ^
../../binutils-2.27/libiberty/pex-win32.c:122:57: error: ‘_O_TEXT’ undeclared (first use in this function)
   return _open (name, _O_RDONLY | (binary ? _O_BINARY : _O_TEXT));
                                                         ^
../../binutils-2.27/libiberty/pex-win32.c: In function ‘pex_win32_open_write’:
../../binutils-2.27/libiberty/pex-win32.c:136:4: error: ‘_O_WRONLY’ undeclared (first use in this function)
   (_O_WRONLY | _O_CREAT | _O_TRUNC
    ^
../../binutils-2.27/libiberty/pex-win32.c:136:16: error: ‘_O_CREAT’ undeclared (first use in this function)
   (_O_WRONLY | _O_CREAT | _O_TRUNC
                ^
../../binutils-2.27/libiberty/pex-win32.c:136:27: error: ‘_O_TRUNC’ undeclared (first use in this function)
   (_O_WRONLY | _O_CREAT | _O_TRUNC
                           ^
../../binutils-2.27/libiberty/pex-win32.c:137:16: error: ‘_O_BINARY’ undeclared (first use in this function)
    | (binary ? _O_BINARY : _O_TEXT)),
                ^
../../binutils-2.27/libiberty/pex-win32.c:137:28: error: ‘_O_TEXT’ undeclared (first use in this function)
    | (binary ? _O_BINARY : _O_TEXT)),
                            ^
../../binutils-2.27/libiberty/pex-win32.c:138:3: error: ‘_S_IREAD’ undeclared (first use in this function)
   _S_IREAD | _S_IWRITE);
   ^
../../binutils-2.27/libiberty/pex-win32.c:138:14: error: ‘_S_IWRITE’ undeclared (first use in this function)
   _S_IREAD | _S_IWRITE);
              ^
../../binutils-2.27/libiberty/pex-win32.c: In function ‘pex_win32_close’:
../../binutils-2.27/libiberty/pex-win32.c:146:3: warning: implicit declaration of function ‘_close’ [-Wimplicit-function-declaration]
   return _close (fd);
   ^
../../binutils-2.27/libiberty/pex-win32.c: In function ‘env_compare’:
../../binutils-2.27/libiberty/pex-win32.c:550:7: warning: array subscript has type ‘char’ [-Wchar-subscripts]
       c1 = (unsigned char) tolower (*a++);
       ^
../../binutils-2.27/libiberty/pex-win32.c:551:7: warning: array subscript has type ‘char’ [-Wchar-subscripts]
       c2 = (unsigned char) tolower (*b++);
       ^
../../binutils-2.27/libiberty/pex-win32.c: In function ‘win32_spawn’:
../../binutils-2.27/libiberty/pex-win32.c:649:10: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
   return (pid_t) pi->hProcess;
          ^
../../binutils-2.27/libiberty/pex-win32.c: In function ‘spawn_script’:
../../binutils-2.27/libiberty/pex-win32.c:671:31: error: ‘_O_RDONLY’ undeclared (first use in this function)
   int fd = _open (executable, _O_RDONLY);
                               ^
../../binutils-2.27/libiberty/pex-win32.c:678:7: warning: implicit declaration of function ‘_read’ [-Wimplicit-function-declaration]
       int len = _read (fd, buf, sizeof (buf) - 1);
       ^
../../binutils-2.27/libiberty/pex-win32.c: In function ‘pex_win32_exec_child’:
../../binutils-2.27/libiberty/pex-win32.c:776:3: warning: implicit declaration of function ‘_dup’ [-Wimplicit-function-declaration]
   in = _dup (orig_in);
   ^
../../binutils-2.27/libiberty/pex-win32.c: In function ‘pex_win32_wait’:
../../binutils-2.27/libiberty/pex-win32.c:908:7: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
   h = (HANDLE) pid;
       ^
../../binutils-2.27/libiberty/pex-win32.c: In function ‘pex_win32_pipe’:
../../binutils-2.27/libiberty/pex-win32.c:940:3: warning: implicit declaration of function ‘_pipe’ [-Wimplicit-function-declaration]
   return _pipe (p, 256, (binary ? _O_BINARY : _O_TEXT) | _O_NOINHERIT);
   ^
../../binutils-2.27/libiberty/pex-win32.c:940:35: error: ‘_O_BINARY’ undeclared (first use in this function)
   return _pipe (p, 256, (binary ? _O_BINARY : _O_TEXT) | _O_NOINHERIT);
                                   ^
../../binutils-2.27/libiberty/pex-win32.c:940:47: error: ‘_O_TEXT’ undeclared (first use in this function)
   return _pipe (p, 256, (binary ? _O_BINARY : _O_TEXT) | _O_NOINHERIT);
                                               ^
../../binutils-2.27/libiberty/pex-win32.c:940:58: error: ‘_O_NOINHERIT’ undeclared (first use in this function)
   return _pipe (p, 256, (binary ? _O_BINARY : _O_TEXT) | _O_NOINHERIT);
                                                          ^
../../binutils-2.27/libiberty/pex-win32.c: In function ‘pex_win32_open_read’:
../../binutils-2.27/libiberty/pex-win32.c:123:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
../../binutils-2.27/libiberty/pex-win32.c: In function ‘pex_win32_open_write’:
../../binutils-2.27/libiberty/pex-win32.c:139:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
../../binutils-2.27/libiberty/pex-win32.c: In function ‘pex_win32_pipe’:
../../binutils-2.27/libiberty/pex-win32.c:941:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
Makefile:1118: recipe for target 'pex-win32.o' failed
make[2]: *** [pex-win32.o] Error 1
make[2]: Leaving directory '/home/William/src/mingw-w64-binutils-PKGBUILD/src/build-x86_64-w64-mingw32/libiberty'
Makefile:8376: recipe for target 'all-libiberty' failed
make[1]: *** [all-libiberty] Error 2
make[1]: Leaving directory '/home/William/src/mingw-w64-binutils-PKGBUILD/src/build-x86_64-w64-mingw32'
Makefile:857: recipe for target 'all' failed
make: *** [all] Error 2