ref: 1c0e91bc1b5dc31f51a1eb5acf5f99378e2c14af 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; }