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for completion_ignore_case.
(completion_ignore_case): Declare.

	calling everything else which might compile a regexp.

	* dired.c (Fdirectory_files): Properly GCPRO the strings while
	calling Fexpand_file_name and Fdirectory_file_name.

	directory entry's name; it is used inconsistently.  Always call
	strlen instead.

	Ffind_file_name_handler, and make it visible to lisp.  Add a QUIT
	to the loop which scans file-name-handler-alist.  All uses
	changed.
	(syms_of_fileio): Mention this new function in the docstring for
	Vfile_name_handler_alist.  defsubr Sfind_file_name_handler.
	* lisp.h (Ffind_file_name_handler): Added extern declaration.
	* dired.c: All uses of find_file_handler changed here too.

	Added VMS changes from Roland Roberts.

	(Ffile_attributes): Use NILP, not == Qnil.

	* dired.c (Ffile_attributes): Doc fix.

[VMS] (Ffile_version_limit): New function.