* Makefile.in (TAGS): Depend on TAGFILES_{NO,WITH}_SRCDIR.

	* Makefile.in (TAGS): Depend on TAGFILES_{NO,WITH}_SRCDIR.

	* Makefile.in: (HFILES,TAGFILES): Split into _WITH_SRCDIR and
	_NO_SRCDIR versions.
	(TAGS): Only add srcdir to TAGFILES_NO_SRCDIR.
	(This is part of a long saga involving me putting srcdir on
	everything (perhaps for now-obsolete reasons, I forget), Rich
	removing the srcdir from everything, Stu putting it back some
	places for Sun make, and me just now getting around to fixing
	`make TAGS' again).