rem: if ((frame->orig_eax >= 0) && (frame->eax == EINTR)) {
add: if (((status_t)frame->orig_eax >= 0) && ((status_t)frame->eax == EINTR)) {
context: arch_check_syscall_restart(struct thread *t){	struct iframe *frame = t->arch_info.current_iframe;		if ((frame->orig_eax >= 0) && (frame->eax == EINTR)) {		frame->eax = frame->orig_eax;		frame->edx = frame->orig_edx;		frame->eip -= 2;	}}