#include <asm/unistd.h> #include "test.h" int main() { switch (svc0(__NR_fork)) { case 0: SAY("child\n"); break; case -1: SAY("error\n"); break; default: svc4(__NR_wait4, 0, 0, 0, 0); SAY("parent\n"); break; } EXIT(0); return 0; // shuts up the compiler }