diff --git a/src/pvxs/util.h b/src/pvxs/util.h
index 964703c..4c58019 100644
--- a/src/pvxs/util.h
+++ b/src/pvxs/util.h
@@ -104,57 +104,6 @@ public:
 
 #endif // !defined(__rtems__) && !defined(vxWorks)
 
-//! representation of a network address
-struct PVXS_API SockAddr {
-    union store_t {
-        sockaddr sa;
-        sockaddr_in in;
-#ifdef AF_INET6
-        sockaddr_in6 in6;
-#endif
-    };
-private:
-    store_t  store;
-public:
-
-    explicit SockAddr(int af = AF_UNSPEC);
-    explicit SockAddr(int af, const char *address, unsigned short port=0);
-    explicit SockAddr(const sockaddr *addr, ev_socklen_t len);
-    inline explicit SockAddr(int af, const std::string& address) :SockAddr(af, address.c_str()) {}
-
-    size_t size() const;
-
-    inline unsigned short family() const { return store.sa.sa_family; }
-    unsigned short port() const;
-    void setPort(unsigned short port);
-
-    void setAddress(const char *, unsigned short port=0);
-
-    bool isAny() const;
-    bool isLO() const;
-
-    store_t* operator->() { return &store; }
-    const store_t* operator->() const { return &store; }
-
-    std::string tostring() const;
-
-    static SockAddr any(int af, unsigned port=0);
-    static SockAddr loopback(int af, unsigned port=0);
-
-    inline bool operator<(const SockAddr& o) const {
-        return evutil_sockaddr_cmp(&store.sa, &o.store.sa, true)<0;
-    }
-    inline bool operator==(const SockAddr& o) const {
-        return evutil_sockaddr_cmp(&store.sa, &o.store.sa, true)==0;
-    }
-    inline bool operator!=(const SockAddr& o) const {
-        return !(*this==o);
-    }
-};
-
-PVXS_API
-std::ostream& operator<<(std::ostream& strm, const SockAddr& addr);
-
 } // namespace pvxs
 
 #endif // PVXS_UTIL_H
diff --git a/src/util.cpp b/src/util.cpp
index 228f69f..ed350f6 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -378,7 +378,7 @@ std::ostream& operator<<(std::ostream& strm, const SockAddr& addr)
     return strm;
 }
 
-}
+} // namespace pvxs
 
 namespace pvxs {namespace impl {
 namespace idetail {
diff --git a/src/utilpvt.h b/src/utilpvt.h
index 02d5960..6f15327 100644
--- a/src/utilpvt.h
+++ b/src/utilpvt.h
@@ -181,6 +181,58 @@ using aligned_union = std::aligned_union<Len, Types...>;
 
 } // namespace impl
 using namespace impl;
+
+//! representation of a network address
+struct PVXS_API SockAddr {
+    union store_t {
+        sockaddr sa;
+        sockaddr_in in;
+#ifdef AF_INET6
+        sockaddr_in6 in6;
+#endif
+    };
+private:
+    store_t  store;
+public:
+
+    explicit SockAddr(int af = AF_UNSPEC);
+    explicit SockAddr(int af, const char *address, unsigned short port=0);
+    explicit SockAddr(const sockaddr *addr, ev_socklen_t len);
+    inline explicit SockAddr(int af, const std::string& address) :SockAddr(af, address.c_str()) {}
+
+    size_t size() const;
+
+    inline unsigned short family() const { return store.sa.sa_family; }
+    unsigned short port() const;
+    void setPort(unsigned short port);
+
+    void setAddress(const char *, unsigned short port=0);
+
+    bool isAny() const;
+    bool isLO() const;
+
+    store_t* operator->() { return &store; }
+    const store_t* operator->() const { return &store; }
+
+    std::string tostring() const;
+
+    static SockAddr any(int af, unsigned port=0);
+    static SockAddr loopback(int af, unsigned port=0);
+
+    inline bool operator<(const SockAddr& o) const {
+        return evutil_sockaddr_cmp(&store.sa, &o.store.sa, true)<0;
+    }
+    inline bool operator==(const SockAddr& o) const {
+        return evutil_sockaddr_cmp(&store.sa, &o.store.sa, true)==0;
+    }
+    inline bool operator!=(const SockAddr& o) const {
+        return !(*this==o);
+    }
+};
+
+PVXS_API
+std::ostream& operator<<(std::ostream& strm, const SockAddr& addr);
+
 } // namespace pvxs
 
 #endif // UTILPVT_H