blockoffset       284 src/viewer/datasource.c     off_t blockoffset;
blockoffset       296 src/viewer/datasource.c     blockoffset = mcview_offset_rounddown (byte_index, view->ds_file_datasize);
blockoffset       297 src/viewer/datasource.c     if (mc_lseek (view->ds_file_fd, blockoffset, SEEK_SET) == -1)
blockoffset       312 src/viewer/datasource.c     view->ds_file_offset = blockoffset;