[ros-diffs] [greatlrd] 29577: fixed export of EngLockDirectDrawSurface@4, EngUnlockDirectDrawSurface@4, EngDxIoctl@12, EngAllocPrivateUserMem@12, HeapVidMemAllocAligned@20, VidMemFree@8, EngFreePrivateUserMem@8 and add them to ntddraw/eng.c no code yet