* Makefile.am: Add include files under bits sub-directory.
* Makefile.in: Regenerated.
* libc/sys/linux/argp/argp-fs-xinl.c: Set __OPTIMIZE__ to
actual value of 1 to be compatible with newer glibc headers.
* libc/sys/linux/sys/cdefs.h: Fix to be compatible with newer
glibc headers.
* libc/sys/linux/sys/dirent.h: Ditto.
* libc/sys/linux/argp/argp-xinl.c: Ditto.
* libc/sys/linux/dl/dl-runtime.c: Make sure fixup and
profile_fixup routines are marked used so they won't be
optimized away.
* libc/sys/linux/dl/dl-cache.c: Don't use weak_extern macro
to mark functions as weak.
* libc/sys/linux/dl/dl-open.c: Ditto.
* libc/sys/linux/iconv/gconv_open.c: Fix to obey new gcc4
rules about lvalues.
* libc/sys/linux/iconv/gconv_simple.c: Ditto.
* libc/sys/linux/linuxthreads/bits/libc-lock.h: Don't use
weak_extern macro to mark functions as weak. Instead always
use #pragma weak.
* iconvdata/jis0208.h: Fix to work with gcc4.
* libc/sys/linux/dl/dl-load.c: Ditto.
* libc/sys/linux/dl/dl-reloc.c: Ditto.
* libc/sys/linux/dl/do-rel.h: Ditto.
* libc/sys/linux/dl/dynamic-link.h: Ditto.
* libc/sys/linux/include/ltdl.h: Ditto.
* libc/sys/linux/machine/i386/dl-machine.h: Ditto.
* libc/sys/linux/machine/i386/weakalias.h: Ditto.
* libc/sys/linux/net/ns_ntoa.c: Ditto.
* libc/sys/linux/bits/initspin.h: New file.
* libc/sys/linux/bits/libc-lock.h: Ditto.
* libc/sys/linux/bits/pthreadtypes.h: Ditto.
* libc/sys/linux/bits/typesizes.h: Ditto.
* Makefile.am: Move cmath stuff into libc/sys/linux.
* Makefile.in: Regenerated.
* configure.host: Default -DMB_CAPABLE for x86-linux.
* libc/include/reent.h: Define _sbrk to take signed int argument.
* libc/include/sys/unistd.h: Ditto for _sbrk_r and sbrk.
* libc/locale/locale.c[MB_CAPABLE]: Add LC_MESSAGES support and
make locale name checking more efficient. Also allow "C-ISO-8859-1"
locale for LC_CTYPE and LC_MESSAGES.
* libc/reent/sbrkr.c: Change prototype to take ptrdiff_t.
* libc/sys/linux/brk.c: Change sbrk prototype.
* libc/sys/linux/include/time.h: Remove Cygwin stuff and
include <sys/features.h>.
(CLOCK_THREAD_CPUTIME): Renamed to CLOCK_THREAD_CPUTIME_ID.
(CLOCK_PROCESS_CPUTIME): Renamed to CLOCK_PROCESS_CPUTIME_ID.
* libc/sys/linux/sys/cdefs.h: Replace with glibc sys/cdefs.h
with a few local additions.
* libc/sys/linux/sys/features.h: New file.
* libc/sys/linux/sys/unistd.h: Change _sbrk_r and sbrk prototypes
to take signed argument.
* libc/syscalls/syssbrk.c: Change sbrk, _sbrk_r, and _sbrk
prototypes to take signed size argument.
* libc/include/sys/_types.h: Define _ssize_t as int if int is
32-bits, otherwise define it as long.
* libc/include/sys/types.h: Include <_ansi.h> and <sys/_types.h>
and define ssize_t as _ssize_t.
* libc/reent/readr.c: Change return type to _ssize_t.
* libc/reent/writer.c: Ditto.
* libc/sys/linux/Makefile.am: Add aio.c.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/aio.c: New file.
* libc/sys/linux/sys/cdefs.h: Add __restrict_arr definition.
* libm/common/fdlibm.h: Undef __P before defining it.