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of the key mapping file.

set the name of the key mapping file.

default-major-mode.

-ns2 is an alias for -nextstep.

window, even temporarily; that has undesirable side effects.

LOCALTIME_CACHE, call tzset to force a tz reload.

(set_time_zone_rule): New decl.
(dump_tz): New var.
(main): Change TZ twice if the execution TZ happens to be the same as
the dump TZ.
(Fdump_emacs): Set TZ to unlikely value just before dumping.

`installation-directory' is nil before using it.

(sh-set-shell, sh-remember-variable):
Set sh-shell-variable, not process-environment.
(sh-mode): Don't make process-environment local.
Add a mode-class property.
(sh-add): Use sh-shell-variable in completion.
Compute alist properly from process-environment.

[Solaris]: Don't let $CC make us use /usr/ucb/cc.

Use word-syntax in patterns.

(bibtex-font-lock-keywords): Allow a more relaxed format
of the buffer and use more appropriate faces.