Send WM_QUERYENDSESSION messages to all windows of a given process
before moving on to the next.
Switch option parsing to getopt.
Added a bunch of options to control shutdown behavior.

size to 0 when a buffer isn't present and that it sets the type to
REG_NONE on Win9x.

ole32: Move some functions out of compobj.c that don't belong there and update the copyright statement.

Makes builtin shlwapi behave better during reboot after IE6 install.

Allows IE6 to show its main window with builtin shlwapi.