(verify_interval_modification): Moved from intervals.c.
(interval_insert_behind_hooks, interval_insert_in_front_hooks): New variables.
(report_interval_modification): New function.
this fixes bugs involving out-of-range dates and leap seconds,
and allows date arithmetic via out-of-range values for arguments.
Allow the ZONE parameter to be a TZ-style string.
Doc string fix: `1900' -> `this century'.
(set_time_zone_rule): New function.
(Fset_time_zone_rule): Use it.
(environ, make_time): Add extern declarations.
(days_per_month): Remove.
since nobody uses it, and our hacks to get it get in the way
of the above fix. Use simpler method for getting time stamp.
(init_gettimeofday, daylight, gmtoffset): Remove.
(vc-directory): Take DIRNAME as an argument. Ask for it in
the minibuffer.
Don't kill pre-existing vc-dired buffers (dired now re-uses the
right one).
(vc-file-tree-walk): New argument DIRNAME. Updated all callers.
(vc-dired-update): New function. `g' in vc-dired-mode calls it.
(vc-dired-reformat-line): Handle different ls -l formats.
that displays a list of files.
(dired-find-buffer-nocreate): Handle the case when dired-directory is
a list.
(dired-sort-other): Don't set mode-name if we are not in dired-mode.
(info-insert-file-contents): Use info-insert-file-contents-1
to set FULLNAME. Use call-process-region to run the decode program.
(Info-find-node): Use info-insert-file-contents-1.
(info-insert-file-contents-1) [MSDOS]: Don't use the dot in SUFFIX
if FILENAME already has one.
(DO_TERMSCRIPT): New macro to support open-termscript.
(internal_flush): Corrected handling of flush in middle of
escape sequences. Handle screen width > 127.
(flush_escape): New function for use by internal_flush.
(sys_select): New MS-DOS specific version with us timing.
(EMACSCOLORS): New environment variable.
(IT_clear_end_of_line): Set default face.
(run_msdos_command): Restore mouse position after command.
Close "backup fd"s.
Corrected switch to cooked mode while running command.
(mouse_on, mouse_off): Now checks have_mouse > 0.
Note: "have_mouse < 0" means that a mouse is present, but
it has been disabled via msdos-mouse-disable.
(IT_write_glyphs): Allow esc-character itself to be printed.
(event_timestamp): New function to make reliable times stamps.
(sys_chdir): Skip drive letter before calling chdir.
(sleep_or_kbd_hit): Handle 60 seconds time wrap.
(mouse_get_pos): Return event_timestamp.
Disable error report from subshell if system returns non-zero.
Don't call vfork before calling system.
Don't call wait_for_termination.
(sys_select): Turn it off if MSDOS.
(reset_sys_modes): Support EMACSCOLORS env var.
