diff --git a/connections/clients/windows/listeners_w.h b/connections/clients/windows/listeners_w.h
index dd3b62fb..cbda102b 100644
--- a/connections/clients/windows/listeners_w.h
+++ b/connections/clients/windows/listeners_w.h
@@ -36,17 +36,17 @@ namespace location::nearby {
 // Forward declarations
 namespace connections {
 struct ConnectionListener;
-struct ConnectionListenerDeleter {
+struct DLL_API ConnectionListenerDeleter {
   void operator()(connections::ConnectionListener* p);
 };
 
 struct DiscoveryListener;
-struct DiscoveryListenerDeleter {
+struct DLL_API DiscoveryListenerDeleter {
   void operator()(connections::DiscoveryListener* p);
 };
 
 struct PayloadListener;
-struct PayloadListenerDeleter {
+struct DLL_API PayloadListenerDeleter {
   void operator()(connections::PayloadListener* p);
 };
 
diff --git a/connections/clients/windows/strategy_w.cc b/connections/clients/windows/strategy_w.cc
index d0836270..ee75f30e 100644
--- a/connections/clients/windows/strategy_w.cc
+++ b/connections/clients/windows/strategy_w.cc
@@ -12,6 +12,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#include <string>
+
 #include "connections/clients/windows/strategy_w.h"
 
 namespace location::nearby::windows {
@@ -26,6 +28,8 @@ const StrategyW StrategyW::kP2pPointToPoint{
     StrategyW::ConnectionType::kPointToPoint,
     StrategyW::TopologyType::kOneToOne};
 
+constexpr StrategyW::StrategyW() : StrategyW(kNone) {}
+
 bool StrategyW::IsNone() const { return *this == kNone; }
 
 bool StrategyW::IsValid() const {
@@ -45,6 +49,8 @@ std::string StrategyW::GetName() const {
   return "UNKNOWN";
 }
 
+void StrategyW::Clear() { *this = kNone; }
+
 bool operator==(const StrategyW& lhs, const StrategyW& rhs) {
   return lhs.connection_type_ == rhs.connection_type_ &&
          lhs.topology_type_ == rhs.topology_type_;
diff --git a/connections/clients/windows/strategy_w.h b/connections/clients/windows/strategy_w.h
index 940dad48..02708c6a 100644
--- a/connections/clients/windows/strategy_w.h
+++ b/connections/clients/windows/strategy_w.h
@@ -28,7 +28,7 @@ class DLL_API StrategyW {
   static const StrategyW kP2pCluster;
   static const StrategyW kP2pStar;
   static const StrategyW kP2pPointToPoint;
-  constexpr StrategyW() : StrategyW(kNone) {}
+  constexpr StrategyW();
   constexpr StrategyW(const StrategyW&) = default;
   constexpr StrategyW& operator=(const StrategyW&) = default;
 
@@ -43,7 +43,7 @@ class DLL_API StrategyW {
   std::string GetName() const;
 
   // Undefine strategy.
-  void Clear() { *this = kNone; }
+  void Clear();
   friend bool operator==(const StrategyW& lhs, const StrategyW& rhs);
   friend bool operator!=(const StrategyW& lhs, const StrategyW& rhs);