ref: 76b51dc816a4e6ad1d21b6b40b8ea32a57bd47a6 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; }