2003-01-21  Jason Tishler  <jason@tishler.net>

	* cygwin.din: Export nanosleep().
	* signal.cc (nanosleep): New function.
	(sleep): Move old functionality to nanosleep().  Call nanosleep().
	(usleep): Remove old functionality.  Call nanosleep().
	* include/cygwin/version.h: Bump API minor number.