On Mon, 13 Nov 2023 19:09:26 -0500, Tony Harminc wrote: >> >> >>On Mon, 13 Nov 2023 01:10:14 -0600, Jon Perryman >> wrote: >> >>z/OS Unix filesystems are linear datasets. > >Some are. > Exceptions might be sockets, descriptors, pipes, and NFS. And not all UNIX files belong to filesystems.
>>No. BLKSIZE is not ignored. >> I was envisioning unblocked RECFM (or BLKSIZE=LRECL) as achieving the effect of setvbuf( ..., _IOLBF ) <https://pubs.opengroup.org/onlinepubs/9699919799/functions/setvbuf.html#tag_16_532> o {_IOLBF} shall cause input/output to be line buffered. -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN