First cut at allowing objects in subdirectories:

	First cut at allowing objects in subdirectories:
	* m4/Makefile.am (m4data_DATA): Added minuso.m4.
	* Makefile.am (dist_script_DATA): Added compile.
	* m4/minuso.m4: New file.
	* automake.in (initialize_global_constants): Added compile to
	common_files.
	(seen_cc_c_o): New global.
	(scan_one_configure_file): Set it when AM_PROG_CC_C_O seen.
	(handle_options): Recognize `subdir-objects' option.
	(lang_c_rewrite): Added directory argument.
	(lang_yacc_rewrite): Likewise.
	(lang_yaccxx_rewrite): Likewise.
	(lang_lex_rewrite): Likewise.
	(lang_lexxx_rewrite): Likewise.
	(handle_single_transform_list): Pass directory to _rewrite
	function.  Generate dependencies for dirstamp files for each .o;
	it is just the rules we want to create once.
	(lang_c_rewrite): Handle `subdir-objects' option.
	(lang_c_rewrite): Require `compile' program.
	* compile: New file.