Fix typo.
* external.cc (fillout_pinfo): If start_time is 0, wait a while before
returning the pinfo structure.
* fhandler.cc (fhandler_base::open_setup): Convert from inline.
* fhandler.h (fhandler_base::open_setup): Declare.
* fhandler_console.cc (fhandler_console::open_setup): Always call
fhandler_base::open_setup.
* fhandler_tty.cc (fhandler_pty_slave::open_setup): Ditto.
(fhandler_pty_master::open_setup): Ditto.
	* fhandler.h (fhandler_dev_zero::lseek): Convert to inline method.
	(class fhandler_dev_random): Drop dummy_offset.
	(fhandler_dev_random::lseek): Convert to inline method.
	(fhandler_dev_dsp::lseek): Ditto.
	* fhandler_dsp.cc (fhandler_dev_dsp::lseek): Drop here.
	* fhandler_random.cc (fhandler_dev_random::open): Drop setting
	dummy_offset.
	(fhandler_dev_random::lseek): Drop here.
	* fhandler_tape.cc (fhandler_dev_tape::lseek): Make no-op, but keep
	old code for reference.
	* fhandler_zero.cc (fhandler_dev_zero::lseek): Drop here.