Import of https://github.com/ciena/voltctl at commit 40d61fbf3f910ed4017cf67c9c79e8e1f82a33a5

Change-Id: I8464c59e60d76cb8612891db3303878975b5416c
diff --git a/vendor/github.com/jessevdk/go-flags/tiocgwinsz_bsdish.go b/vendor/github.com/jessevdk/go-flags/tiocgwinsz_bsdish.go
new file mode 100644
index 0000000..fcc1186
--- /dev/null
+++ b/vendor/github.com/jessevdk/go-flags/tiocgwinsz_bsdish.go
@@ -0,0 +1,7 @@
+// +build darwin freebsd netbsd openbsd
+
+package flags
+
+const (
+	tIOCGWINSZ = 0x40087468
+)