>From the stty man page: Optional - before SETTING indicates negation. An * marks non-POSIX settings. The underlying system defines which settings are available. -- gsker On Wed, 28 Nov 2018, Iznogoud wrote: [snip] > OK, so I looked for the rest, especially the "reverse" setting of "tostop". > There isn't one. All of what I know, and likely all of what exists, is here: > https://www.ibm.com/support/knowledgecenter/en/SSLTBW_2.1.0/com.ibm.zos.v2r1.bpxa400/bpxug212.htm [snip]