93     FILE	*bi_fp;  member
955     if (fwrite(ptr, len, (size_t)1, bi->bi_fp) != 1)  in undo_write()
969 	if (fwrite(bi->bi_buffer, bi->bi_used, (size_t)1, bi->bi_fp) != 1)  in undo_flush()
1003 	i = fwrite(copy, len, (size_t)1, bi->bi_fp);  in fwrite_crypt()
1053     return get4c(bi->bi_fp);  in undo_read_4c()
1070     return get2c(bi->bi_fp);  in undo_read_2c()
1085     return getc(bi->bi_fp);  in undo_read_byte()
1104     return get8ctime(bi->bi_fp);  in undo_read_time()
1128 		n = fread(bi->bi_buffer, 1, (size_t)CRYPT_BUF_SIZE, bi->bi_fp);  in undo_read()
1149     if (fread(buffer, (size_t)size, 1, bi->bi_fp) != 1)  in undo_read()
1197     FILE	*fp = bi->bi_fp;  in serialize_header()
1737     bi.bi_fp = fp;  in u_write_undo()
1913     bi.bi_fp = fp;  in u_read_undo()