From 333c5953151d6324d83d279a7ac3c53cd1af54b9 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 15 Sep 2015 10:58:17 +0200
Subject: Implement pkg-verify, pkg-fetch commands

---
 bpkg/types | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'bpkg/types')

diff --git a/bpkg/types b/bpkg/types
index 2ab7aea..4110ed8 100644
--- a/bpkg/types
+++ b/bpkg/types
@@ -10,6 +10,7 @@
 #include <ostream>
 
 #include <butl/path>
+#include <butl/optional>
 
 namespace bpkg
 {
@@ -20,6 +21,8 @@ namespace bpkg
   using strings = std::vector<string>;
   using cstrings = std::vector<const char*>;
 
+  using butl::optional;
+
   // <butl/path>
   //
   using butl::path;
-- 
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