Fix cross compile non cgo and linux systems

Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@docker.com> (github: crosbymichael)
Upstream-commit: 7a8ea91392e0cc97caf2a6edc3b262b33a5b446d
Component: engine

components/engine/daemon/utils_linux.go

@@ -0,0 +1,13 @@
+// +build linux
+
+package daemon
+
+import "github.com/docker/libcontainer/selinux"
+
+func selinuxSetDisabled() {
+	selinux.SetDisabled()
+}
+
+func selinuxFreeLxcContexts(label string) {
+	selinux.FreeLxcContexts(label)
+}