ref: b4dc52ebf70ffa18e9a7a2b3cee5ff143d8bd5ce 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); }