else
list_switch (ct, -1, 1, 0, 0);
else
list_switch (ct, -1, 1, 0, 0);
istat = SIGNAL (SIGINT, intrser);
if ((intr = sigsetjmp (intrenv, 1)) == OK) {
fflush (stdout);
istat = SIGNAL (SIGINT, intrser);
if ((intr = sigsetjmp (intrenv, 1)) == OK) {
fflush (stdout);