* automake.in: Only register `asm' once.

	* automake.in: Only register `asm' once.
	(lang_asm_finish): Put assembly suffixes on @suffixes.
	* libtool.am (.s.lo): Removed.
	(.S.lo): Likewise.
	* automake.in (lang_asm_finish): Handle libtool.
	* libtool.am (.c.o): Always pass -c to libtool.
	* automake.in (lang_yacc_rewrite): Handle sources in subdirs.
	(lang_yaccxx_rewrite): Likewise.
	(lang_lex_rewrite): Likewise.
	(lang_lexxx_rewrite): Likewise.