* etags.c (stab_entry, stab_create, stab_find, stab_search,

* etags.c (stab_entry, stab_create, stab_find, stab_search,
	stab_type, add_keyword, C_reate_stab, C_create_stabs): deleted.
	Use gperf generated hash table instead of linked list.
	(C_stab_entry, hash, in_word_set, get_C_stab, C_symtype): added.
	Mostly code generated by gperf.
	(consider_token): removed unused parameter `lp'.
	(PF_funcs, getit): allow subroutine and similar declarations
	to span multiple lines.
	(C_entries): check for newline if inchar to avoid bus errors.
	(process_file, find_entries): distinguish among nonexistent
	and not regular file.