Forces subsequent OpenGL commands to the specified virtual screen.
Original signature is 'CGLError CGLSetVirtualScreen ( CGLContextObj ctx, GLint screen );'
Available in Mac OS X v10.0 and later.


A result code. See “CGL Result Codes.”

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)