ref: a05f1d6ea1a7f7c26f9e17ba41274081f2b9b7b3 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; }