WGL_OML_sync_control
http://oss.sgi.com/projects/ogl-sample/registry/OML/wgl_sync_control.txt
	BOOL wglGetMscRateOML (HDC hdc, INT32* numerator, INT32 *denominator)
	BOOL wglGetSyncValuesOML (HDC hdc, INT64* ust, INT64 *msc, INT64 *sbc)
	INT64 wglSwapBuffersMscOML (HDC hdc, INT64 target_msc, INT64 divisor, INT64 remainder)
	INT64 wglSwapLayerBuffersMscOML (HDC hdc, INT fuPlanes, INT64 target_msc, INT64 divisor, INT64 remainder)
	BOOL wglWaitForMscOML (HDC hdc, INT64 target_msc, INT64 divisor, INT64 remainder, INT64* ust, INT64 *msc, INT64 *sbc)
	BOOL wglWaitForSbcOML (HDC hdc, INT64 target_sbc, INT64* ust, INT64 *msc, INT64 *sbc)