ref: 5fd2e746e1a2a00d2acbc0c3b1924b1ea22101e8 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; }