SIGHUP           5832 src/simh/scp.c # ifdef SIGHUP
SIGHUP           5833 src/simh/scp.c if (signal (SIGHUP, int_handler) == SIG_ERR) {          /* set WRU */
SIGHUP           5905 src/simh/scp.c #ifdef SIGHUP
SIGHUP           5906 src/simh/scp.c signal (SIGHUP, SIG_DFL);                               /* cancel WRU */