diff --git a/MessageServer.hpp b/MessageServer.hpp
index bb75015..3007262 100644
--- a/MessageServer.hpp
+++ b/MessageServer.hpp
@@ -7,7 +7,6 @@
 #include <QHostAddress>
 #include <QColor>
 
-#include "udp_export.h"
 #include "Radio.hpp"
 
 #include "pimpl_h.hpp"
@@ -23,7 +22,7 @@ class QString;
 // applications that use the Qt framework. Other applications should
 // use this classes' implementation as a reference implementation.
 //
-class UDP_EXPORT MessageServer
+class MessageServer
   : public QObject
 {
   Q_OBJECT;
diff --git a/Radio.hpp b/Radio.hpp
index 7f8b0a0..afb0fd1 100644
--- a/Radio.hpp
+++ b/Radio.hpp
@@ -5,8 +5,6 @@
 #include <QLocale>
 #include <QList>
 
-#include "udp_export.h"
-
 class QVariant;
 class QString;
 
@@ -34,27 +32,27 @@ namespace Radio
   //	QVariant argument is convertible to double and is assumed to
   //	be scaled by (10 ** -scale).
   //
-  Frequency UDP_EXPORT frequency (QVariant const&, int scale,
+  Frequency frequency (QVariant const&, int scale,
                                   bool * ok = nullptr, QLocale const& = QLocale ());
-  FrequencyDelta UDP_EXPORT frequency_delta (QVariant const&, int scale,
+  FrequencyDelta frequency_delta (QVariant const&, int scale,
                                              bool * ok = nullptr, QLocale const& = QLocale ());
 
   //
   // Frequency type formatting
   //
-  QString UDP_EXPORT frequency_MHz_string (Frequency, QLocale const& = QLocale ());
-  QString UDP_EXPORT frequency_MHz_string (FrequencyDelta, QLocale const& = QLocale ());
-  QString UDP_EXPORT pretty_frequency_MHz_string (Frequency, QLocale const& = QLocale ());
-  QString UDP_EXPORT pretty_frequency_MHz_string (double, int scale, QLocale const& = QLocale ());
-  QString UDP_EXPORT pretty_frequency_MHz_string (FrequencyDelta, QLocale const& = QLocale ());
+  QString frequency_MHz_string (Frequency, QLocale const& = QLocale ());
+  QString frequency_MHz_string (FrequencyDelta, QLocale const& = QLocale ());
+  QString pretty_frequency_MHz_string (Frequency, QLocale const& = QLocale ());
+  QString pretty_frequency_MHz_string (double, int scale, QLocale const& = QLocale ());
+  QString pretty_frequency_MHz_string (FrequencyDelta, QLocale const& = QLocale ());
 
   //
   // Callsigns
   //
-  bool UDP_EXPORT is_callsign (QString const&);
-  bool UDP_EXPORT is_compound_callsign (QString const&);
-  QString UDP_EXPORT base_callsign (QString);
-  QString UDP_EXPORT effective_prefix (QString);
+  bool is_callsign (QString const&);
+  bool is_compound_callsign (QString const&);
+  QString base_callsign (QString);
+  QString effective_prefix (QString);
 }
 
 Q_DECLARE_METATYPE (Radio::Frequency);