On Saturday, January 18, 2025, Christoph Anton Mitterer via austin-group-l at The Open Group <[email protected]> wrote: > > Couldn't a shell implementation first open it's (1st) FD8, and > then use the very same to duplicate (and not the one from the shell > execution environment), and then perhaps error out? >
Open it for what? XCU 2.7 reserves fds 0-9 for application use. -- Oğuz
