void talk(const char *s)
{
	pid_t pid;
	int status;

	pid = fork();
	if (pid < 0) {
		perror();
		exit(1);
	}

	if (pid == 0) {
		execlp(, , s, (void*)0);
		perror();
		_exit(1);
	}

	waitpid(pid, &status, 0);
	if (!WIFEXITED(status) || WEXITSTATUS(status) != 0)
		exit(1);
}

int main()
{
	talk();
	return 0;
}