ref: b0ab2a2ded1ecfcf5ad17d2016870a5431b6e805 dir: /sys/src/ape/lib/ap/gen/abort.c/
#include <sys/types.h> #include <unistd.h> #include <signal.h> _Noreturn void abort(void) { kill(getpid(), SIGABRT); }