ref: d1b1324a34f64d82d8b66e13ad4d9a70fa6d0b69 dir: /sys/src/ape/lib/ap/plan9/sigpending.c/
#include <signal.h> /* * BUG: don't keep track of these */ int sigpending(sigset_t *set) { *set = 0; return 0; }