More warning suppression

More warning suppression

	* lib-src/etags.c (etags_strrchr): restore the register qualifier

	* lib-src/gnuclient.c (main): remove unneeded shadowed variable definition

	* lib-src/gnuclient.c (tell_emacs_to_resume): use size_to compare to sizeof
	* lib-src/gnuclient.c (filename_expand): ditto.
	* lib-src/gnuclient.c (main): ditto.
	* lib-src/gnuserv.c (unix_init): ditto.
	* lib-src/ootags.c (main): ditto.
	* lib-src/profile.c (get_time): ditto.

Signed-off-by: Nelson Ferreira <nelson.ferreira@ieee.org>