deb4998ba50060c48cce222fd18a8eed053918d7vboxsyncRamDacHelperRecPtr BTramdacProbe(ScrnInfoPtr pScrn, RamDacSupportedInfoRecPtr ramdacs);
deb4998ba50060c48cce222fd18a8eed053918d7vboxsyncvoid BTramdacSave(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec, RamDacRegRecPtr RamDacRegRec);
deb4998ba50060c48cce222fd18a8eed053918d7vboxsyncvoid BTramdacRestore(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec, RamDacRegRecPtr RamDacRegRec);
deb4998ba50060c48cce222fd18a8eed053918d7vboxsyncvoid BTramdacSetBpp(ScrnInfoPtr pScrn, RamDacRegRecPtr RamDacRegRec);
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * BT registers