* locale/localeinfo.h: Rewritten for new locale system, using
locale data files and with <langinfo.h> interface.
* locale/setlocale.c: Rewritten to use locale data files.
* langinfo.h: New file.
* locale/langinfo.h: New file.
* locale/nl_langinfo.c: New file.
* locale/loadlocale.c: New file.
* locale/lc-ctype.c: New file.
* locale/lc-messages.c: New file.
* locale/lc-monetary.c: New file.
* locale/lc-numeric.c: New file.
* locale/lc-time.c: New file.
* locale/categories.def: New file.
* locale/Makefile (headers): Remove localeinfo.h.
(distribute): New variable; put localeinfo.h here, and categories.def.
(routines): Add loadlocale.
(categories): New variable.
(aux): Use that to get C-category and lc-category.
* ctype/ctype.h (_IS*): Use independent bits for all but _ISalnum.
* locale/C-ctype.c, locale/C-messages.c: New files.
* locale/C-monetary.c, locale/C-numeric.c, locale/C-time.c:
Default "C" locale data updated for new locale system.
* locale/C-collate.c: File removed.
* locale/C-ctype_ct.c: File removed.
* locale/C-ctype_mb.c: File removed.
* locale/C-response.c: File removed.
* locale/localeconv.c: Use _NL_CURRENT macro to access locale data.
* stdio/printf_fp.c, stdio/vfprintf.c, stdio/vfscanf.c,
stdlib/strtod.c, time/asctime.c, time/strftime.c:
Include ../locale/localeinfo.h and use _NL_CURRENT macro to access
locale data.
* time/localtime.c: Don't include <localeinfo.h>.
* time/tzset.c: Don't use locale items for default TZ value or
"GMT" string (use "UTC").
* stdio/vfprintf.c [USE_IN_LIBIO] (PAD): Only call the function if
WIDTH>0; update DONE.
* malloc/malloc.c (morecore): Fix last change to calculate by
blocks instead of bytes.
