Module Name:	src
Committed By:	drochner
Date:		Sat Jan  9 15:29:27 UTC 1999

Modified Files:
	src/sys/dev/ic: vga.c
Log Message:
Allow to deallocate also the currently visible virtual screen (unless
it is the console).
This requires vva_show_screen() to catch the case where it has no screen
to switch from, ie no need to save the current state.