patch: fmt, os, runtime, syscall, time

internal/lib/syscall/syscall_unix.go

@@ -57,3 +57,22 @@ func (e Errno) Temporary() bool {
 func (e Errno) Timeout() bool {
 	return e == EAGAIN || e == EWOULDBLOCK || e == ETIMEDOUT
 }
+
+// A Signal is a number describing a process signal.
+// It implements the os.Signal interface.
+type Signal int
+
+func (s Signal) Signal() {}
+
+func (s Signal) String() string {
+	/*
+		if 0 <= s && int(s) < len(signals) {
+			str := signals[s]
+			if str != "" {
+				return str
+			}
+		}
+		return "signal " + itoa.Itoa(int(s))
+	*/
+	panic("todo: syscall.Signal.String")
+}