ref: 39ef41cfe33a424db362e3b3e1942bf1a8f7f2e2 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; }