-int ynorif1_WriteChunkToNAND(yaffs_dev_t *dev,int nand_chunk,const __u8 *data, const yaffs_spare *spare);
-int ynorif1_ReadChunkFromNAND(yaffs_dev_t *dev,int nand_chunk, __u8 *data, yaffs_spare *spare);
+int ynorif1_WriteChunkToNAND(yaffs_dev_t *dev,int nand_chunk,const u8 *data, const yaffs_spare *spare);
+int ynorif1_ReadChunkFromNAND(yaffs_dev_t *dev,int nand_chunk, u8 *data, yaffs_spare *spare);