* stdlib/Makefile (headers): Add bits/wchar.h.
* sysdeps/unix/sysv/linux/i386/bits/wchar.h: New file.
* sysdeps/generic/bits/wchar.h: New file.
* sysdeps/generic/stdint.h: Include <bits/wchar.h>. Use values in this
file to define WCHAR_MIN and WCHAR_MAX.
Change UINT*8_MAX and UIN*16_MAX value to type int.
* wcsmbs/wchar.h: Include <bits/wchar.h>. Use values in this
file to define WCHAR_MIN and WCHAR_MAX.
* sysdeps/alpha/fpu/bits/mathdef.h: Make FP_ILOGB0 and FP_ILOGBNAN
int values.
* sysdeps/arm/fpu/bits/mathdef.h: Likewise.
* sysdeps/generic/bits/mathdef.h: Likewise.
* sysdeps/i386/fpu/bits/mathdef.h: Likewise.
* sysdeps/m68k/fpu/bits/mathdef.h: Likewise.
* sysdeps/powerpc/fpu/bits/mathdef.h: Likewise.
* sysdeps/sparc/fpu/bits/mathdef.h: Likewise.
* locale/locale.h (struct lconv): Add __ prefix to the new members
if not C99.
* sysdeps/generic/inttypes.h: Remove unnecessary imaxabs and
imaxdiv optimizations.
* sysdeps/wordsize-32/lldiv.c: Add hack to make alias work.
* sysdeps/wordsize-64/ldiv.c: Likewise.
* sysdeps/alpha/fpu/bits/fenv.h: Change type of FE_*_ENV macros to
const fenv_t*.
* sysdeps/generic/bits/fenv.h: Likewise.
* sysdeps/i386/fpu/bits/fenv.h: Likewise.
* sysdeps/ia64/bits/fenv.h: Likewise.
* sysdeps/m68k/fpu/bits/fenv.h: Likewise.
* sysdeps/mips/bits/fenv.h: Likewise.
* sysdeps/s390/fpu/bits/fenv.h: Likewise.
* sysdeps/sparc/fpu/bits/fenv.h: Likewise.
Reported by Joseph S. Myers <jsm28@cam.ac.uk>.
* catgets/open_catalog.c: Likewise.
