65fea56f17cd614bc8908264df980a62e1931468vboxsyncextern _X_EXPORT RamDacHelperRecPtr BTramdacProbe(ScrnInfoPtr pScrn,
65fea56f17cd614bc8908264df980a62e1931468vboxsyncextern _X_EXPORT void BTramdacSave(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec,
65fea56f17cd614bc8908264df980a62e1931468vboxsyncextern _X_EXPORT void BTramdacRestore(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec,
65fea56f17cd614bc8908264df980a62e1931468vboxsyncextern _X_EXPORT void BTramdacSetBpp(ScrnInfoPtr pScrn,
65fea56f17cd614bc8908264df980a62e1931468vboxsync * BT registers