cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT RamDacHelperRecPtr BTramdacProbe(ScrnInfoPtr pScrn, RamDacSupportedInfoRecPtr ramdacs);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void BTramdacSave(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec, RamDacRegRecPtr RamDacRegRec);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void BTramdacRestore(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec, RamDacRegRecPtr RamDacRegRec);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void BTramdacSetBpp(ScrnInfoPtr pScrn, RamDacRegRecPtr RamDacRegRec);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * BT registers