ref: 12c8e27a761f7bb673e1c94f5f3e3b9807bf99a6 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; }