HAVE_SETSID       105 ext/pty/pty.c  #ifdef HAVE_SETSID
HAVE_SETSID      4566 process.c      #if defined(HAVE_SETSID) || (defined(HAVE_SETPGRP) && defined(TIOCNOTTY))
HAVE_SETSID      4567 process.c      #if !defined(HAVE_SETSID)
HAVE_SETSID      4592 process.c      #if !defined(HAVE_SETSID)
HAVE_SETSID      6002 process.c      #if defined(HAVE_DAEMON) || (defined(HAVE_WORKING_FORK) && defined(HAVE_SETSID))