In article <15412 at dartvax.Dartmouth.EDU>, ericb at libdev.dartmouth.edu (Eric Bivona) writes: about disassociating from a /dev/tty whose control terminal is no longer open. I reported this problem to Berkeley some time ago - ca. October, 1988. My solution is to use a SIGALRM around the open of /dev/tty. It avoids a kernel hack.