int nandmtd1_MarkNANDBlockBad(struct yaffs_DeviceStruct *dev, int blockNo);
int nandmtd1_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo,
int nandmtd1_MarkNANDBlockBad(struct yaffs_DeviceStruct *dev, int blockNo);
int nandmtd1_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo,