FIL* pFile = mmcfs_fd_table + fd; u32 newpos =0;switch( whence ) {caseSEEK_SET:// seek from beginning of filenewpos = off;break;caseSEEK_CUR:// seek from current positionnewpos = pFile->fptr + off;break;caseSEEK_END:// seek from end of filenewpos = pFile->fsize + off;br...