* gdb.mi/mi-nonstop.exp: Do not check thread state while a

	* gdb.mi/mi-nonstop.exp: Do not check thread state while a
	stop is pending.  Avoid ".*" when two stops are pending.
	* lib/gdb.exp (fullname_syntax_POSIX, fullname_syntax_UNC)
	(fullname_syntax_DOS_CASE, fullname_syntax_DOS): Do not match
	newlines in fullnames.
	* lib/mi-support.exp (mi_run_cmd): Do not require an anchor.
	(mi_expect_stop): Update comments.  Only anchor in sync mode.
	Do not match newlines.
	(mi_send_resuming_command_raw): Always return status.
	(mi_get_stop_line): Do not match more than one line by accident.
	Only anchor in sync mode.
	(mi_run_inline_test): If -exec-next fails, give up.