add build os for file driver.go

allencloud · allencloud · commit a88ee23e9b66 · 2017-09-25T19:22:11.000+08:00
Signed-off-by: Allen Sun &lt;shlallen1990@gmail.com&gt;
diff --git a/hypervisor/driver.go b/hypervisor/driver.go
@@ -1,3 +1,5 @@
+// +build linux
+
 package hypervisor
 
 import (
