reapchild
FIX_SYSV_SIGNAL(sig, reapchild);
(void) sm_signal(SIGCHLD, reapchild);
(void) sm_signal(SIGCHLD, reapchild);
(void) sm_signal(SIGCHLD, reapchild);
(void) sm_signal(SIGCHLD, reapchild);
extern SIGFUNC_DECL reapchild __P((int));
(void) sm_signal(SIGCHLD, reapchild);
extern SIGFUNC_DECL reapchild __P((int));
(void) sigset(SIGCHLD, reapchild);
reapchild(sig);
static void reapchild(int sig);
extern void *reapchild(void *); /* see port/stdio/system.c */
(void) thr_create(NULL, 0, reapchild, arg, THR_DAEMON, NULL);
reapchild, (void *)(uintptr_t)cup->pid,