if (WIFSIGNALED(status)) {
warn("Child process %s (pid %d) terminated with signal %d",
(chp? chp->prog: "??"), pid, WTERMSIG(status));
if (WIFSIGNALED(status)) {
warn("Child process %s (pid %d) terminated with signal %d",
(chp? chp->prog: "??"), pid, WTERMSIG(status));