6 files changed, 9 insertions, 9 deletions
diff --git a/libs/ardour/ardour/audio_diskstream.h b/libs/ardour/ardour/audio_diskstream.h
index cb0b5a129f..6741ba0ed4 100644
--- a/libs/ardour/ardour/audio_diskstream.h
+++ b/libs/ardour/ardour/audio_diskstream.h
@@ -42,7 +42,7 @@
 #include "ardour/port.h"
 #include "ardour/interpolation.h"
 
-struct LIBARDOUR_API tm;
+struct tm;
 
 namespace ARDOUR {
 
diff --git a/libs/ardour/ardour/buffer_set.h b/libs/ardour/ardour/buffer_set.h
index f04e380ed3..617feae269 100644
--- a/libs/ardour/ardour/buffer_set.h
+++ b/libs/ardour/ardour/buffer_set.h
@@ -32,9 +32,9 @@
 
 #if defined VST_SUPPORT || defined LXVST_SUPPORT
 #include "evoral/MIDIEvent.hpp"
-struct LIBARDOUR_API _VstEvents;
+struct _VstEvents;
 typedef struct _VstEvents VstEvents;
-struct LIBARDOUR_API _VstMidiEvent;
+struct _VstMidiEvent;
 typedef struct _VstMidiEvent VstMidiEvent;
 #endif
 
diff --git a/libs/ardour/ardour/element_import_handler.h b/libs/ardour/ardour/element_import_handler.h
index 167bc1c7b1..32898ec9de 100644
--- a/libs/ardour/ardour/element_import_handler.h
+++ b/libs/ardour/ardour/element_import_handler.h
@@ -30,7 +30,7 @@
 #include "ardour/libardour_visibility.h"
 #include "pbd/libpbd_visibility.h"
 
-class LIBPBD_API XMLTree;
+class XMLTree;
 
 namespace ARDOUR {
 
diff --git a/libs/ardour/ardour/lxvst_plugin.h b/libs/ardour/ardour/lxvst_plugin.h
index 1eba007790..f1a50b2f30 100644
--- a/libs/ardour/ardour/lxvst_plugin.h
+++ b/libs/ardour/ardour/lxvst_plugin.h
@@ -22,7 +22,7 @@
 
 #include "ardour/vst_plugin.h"
 
-struct LIBARDOUR_API _VSTHandle;
+struct _VSTHandle;
 typedef struct _VSTHandle VSTHandle;
 
 namespace ARDOUR {
diff --git a/libs/ardour/ardour/midi_diskstream.h b/libs/ardour/ardour/midi_diskstream.h
index 1ee54e5995..e3f2673871 100644
--- a/libs/ardour/ardour/midi_diskstream.h
+++ b/libs/ardour/ardour/midi_diskstream.h
@@ -40,7 +40,7 @@
 #include "ardour/midi_ring_buffer.h"
 #include "ardour/utils.h"
 
-struct LIBARDOUR_API tm;
+struct tm;
 
 namespace ARDOUR {
 
diff --git a/libs/ardour/ardour/vst_plugin.h b/libs/ardour/ardour/vst_plugin.h
index c6db001dd1..942f7192db 100644
--- a/libs/ardour/ardour/vst_plugin.h
+++ b/libs/ardour/ardour/vst_plugin.h
@@ -22,11 +22,11 @@
 
 #include "ardour/plugin.h"
 
-struct LIBARDOUR_API _AEffect;
+struct _AEffect;
 typedef struct _AEffect AEffect;
-struct LIBARDOUR_API _VSTHandle;
+struct _VSTHandle;
 typedef struct _VSTHandle VSTHandle;
-struct LIBARDOUR_API _VSTState;
+struct _VSTState;
 typedef struct _VSTState VSTState;
 
 namespace ARDOUR {