containerd build clean on Solaris (#203)

* containerd build clean on Solaris

Signed-off-by: Amit Krishnan <krish.amit@gmail.com>

* Vendor golang.org/x/sys

Signed-off-by: Amit Krishnan <krish.amit@gmail.com>

supervisor/monitor_solaris.go

@@ -0,0 +1,38 @@
+package supervisor
+
+import (
+	"errors"
+
+	"github.com/docker/containerd/runtime"
+)
+
+func NewMonitor() (*Monitor, error) {
+	return &Monitor{}, errors.New("Monitor NewMonitor() not implemented on Solaris")
+}
+
+type Monitor struct {
+	ooms chan string
+}
+
+func (m *Monitor) Exits() chan runtime.Process {
+	return nil
+}
+
+func (m *Monitor) OOMs() chan string {
+	return m.ooms
+}
+
+func (m *Monitor) Monitor(p runtime.Process) error {
+	return errors.New("Monitor Monitor() not implemented on Solaris")
+}
+
+func (m *Monitor) MonitorOOM(c runtime.Container) error {
+	return errors.New("Monitor MonitorOOM() not implemented on Solaris")
+}
+
+func (m *Monitor) Close() error {
+	return errors.New("Monitor Close() not implemented on Solaris")
+}
+
+func (m *Monitor) start() {
+}