diff -uNr a/ardour-2.8.7/gtk2_ardour/ardour_ui.cc b/ardour-2.8.7/gtk2_ardour/ardour_ui.cc
--- a/ardour-2.8.7/gtk2_ardour/ardour_ui.cc	2011-03-13 11:49:46.553000001 -0400
+++ b/ardour-2.8.7/gtk2_ardour/ardour_ui.cc	2011-03-13 12:29:15.061000001 -0400
@@ -91,6 +91,8 @@
 
 #include "i18n.h"
 
+#define PRIu32 "u"
+
 using namespace ARDOUR;
 using namespace PBD;
 using namespace Gtkmm2ext;
diff -uNr a/ardour-2.8.7/gtk2_ardour/editor.cc b/ardour-2.8.7/gtk2_ardour/editor.cc
--- a/ardour-2.8.7/gtk2_ardour/editor.cc	2011-03-13 11:49:46.552000001 -0400
+++ b/ardour-2.8.7/gtk2_ardour/editor.cc	2011-03-13 12:36:09.162000002 -0400
@@ -94,6 +94,9 @@
 #include "imageframe_socket_handler.h"
 /* </CMT Additions> */
 
+#define PRIu32 "u"
+#define PRIi64 "lli"
+
 using namespace std;
 using namespace sigc;
 using namespace ARDOUR;
diff -uNr a/ardour-2.8.7/gtk2_ardour/editor_mouse.cc b/ardour-2.8.7/gtk2_ardour/editor_mouse.cc
--- a/ardour-2.8.7/gtk2_ardour/editor_mouse.cc	2011-03-13 11:49:46.552000001 -0400
+++ b/ardour-2.8.7/gtk2_ardour/editor_mouse.cc	2011-03-13 12:42:26.181000001 -0400
@@ -63,6 +63,10 @@
 
 #include "i18n.h"
 
+#define PRIu32 "u"
+#define PRId32 "d"
+#define PRIi64 "lli"
+
 using namespace std;
 using namespace ARDOUR;
 using namespace PBD;
diff -uNr a/ardour-2.8.7/libs/ardour/audio_diskstream.cc b/ardour-2.8.7/libs/ardour/audio_diskstream.cc
--- a/ardour-2.8.7/libs/ardour/audio_diskstream.cc	2011-03-13 11:49:46.529000001 -0400
+++ b/ardour-2.8.7/libs/ardour/audio_diskstream.cc	2011-03-13 12:04:43.530000003 -0400
@@ -57,6 +57,8 @@
 #include "i18n.h"
 #include <locale.h>
 
+#define PRIu32 "u"
+
 using namespace std;
 using namespace ARDOUR;
 using namespace PBD;
diff -uNr a/ardour-2.8.7/libs/ardour/insert.cc b/ardour-2.8.7/libs/ardour/insert.cc
--- a/ardour-2.8.7/libs/ardour/insert.cc	2011-03-13 11:49:46.533000001 -0400
+++ b/ardour-2.8.7/libs/ardour/insert.cc	2011-03-13 12:04:20.257000003 -0400
@@ -50,6 +50,8 @@
 
 #include "i18n.h"
 
+#define PRIu32 "u"
+
 using namespace std;
 using namespace ARDOUR;
 using namespace PBD;
diff -uNr a/ardour-2.8.7/libs/ardour/io.cc b/ardour-2.8.7/libs/ardour/io.cc
--- a/ardour-2.8.7/libs/ardour/io.cc	2011-03-13 11:49:46.531000001 -0400
+++ b/ardour-2.8.7/libs/ardour/io.cc	2011-03-13 12:06:10.597000003 -0400
@@ -48,6 +48,8 @@
 
 #include <cstdlib>
 
+#define PRIu32 "u"
+
 /*
   A bug in OS X's cmath that causes isnan() and isinf() to be 
   "undeclared". the following works around that
diff -uNr a/ardour-2.8.7/libs/ardour/ladspa_plugin.cc b/ardour-2.8.7/libs/ardour/ladspa_plugin.cc
--- a/ardour-2.8.7/libs/ardour/ladspa_plugin.cc	2011-03-13 11:49:46.533000001 -0400
+++ b/ardour-2.8.7/libs/ardour/ladspa_plugin.cc	2011-03-13 12:07:46.175000003 -0400
@@ -46,6 +46,8 @@
 
 #include "i18n.h"
 
+#define PRIu32 "u"
+
 using namespace std;
 using namespace ARDOUR;
 using namespace PBD;
diff -uNr a/ardour-2.8.7/libs/ardour/location.cc b/ardour-2.8.7/libs/ardour/location.cc
--- a/ardour-2.8.7/libs/ardour/location.cc	2011-03-13 11:49:46.532000001 -0400
+++ b/ardour-2.8.7/libs/ardour/location.cc	2011-03-13 12:08:30.753000003 -0400
@@ -37,6 +37,8 @@
 
 #define SUFFIX_MAX 32
 
+#define PRIu32 "u"
+
 using namespace std;
 using namespace ARDOUR;
 using namespace sigc;
diff -uNr a/ardour-2.8.7/libs/ardour/panner.cc b/ardour-2.8.7/libs/ardour/panner.cc
--- a/ardour-2.8.7/libs/ardour/panner.cc	2011-03-13 11:49:46.533000001 -0400
+++ b/ardour-2.8.7/libs/ardour/panner.cc	2011-03-13 12:09:22.594000003 -0400
@@ -45,6 +45,8 @@
 
 #include <pbd/mathfix.h>
 
+#define PRIu32 "u"
+
 using namespace std;
 using namespace ARDOUR;
 using namespace PBD;
diff -uNr a/ardour-2.8.7/libs/ardour/playlist.cc b/ardour-2.8.7/libs/ardour/playlist.cc
--- a/ardour-2.8.7/libs/ardour/playlist.cc	2011-03-13 11:49:46.529000001 -0400
+++ b/ardour-2.8.7/libs/ardour/playlist.cc	2011-03-13 12:10:24.380000003 -0400
@@ -44,6 +44,8 @@
 
 #include "i18n.h"
 
+#define PRIu32 "u"
+
 using namespace std;
 using namespace ARDOUR;
 using namespace PBD;
diff -uNr a/ardour-2.8.7/libs/ardour/redirect.cc b/ardour-2.8.7/libs/ardour/redirect.cc
--- a/ardour-2.8.7/libs/ardour/redirect.cc	2011-03-13 11:49:46.531000001 -0400
+++ b/ardour-2.8.7/libs/ardour/redirect.cc	2011-03-13 12:13:15.170000002 -0400
@@ -39,6 +39,8 @@
 
 #include "i18n.h"
 
+#define PRIu32 "u"
+
 using namespace std;
 using namespace ARDOUR;
 using namespace PBD;
diff -uNr a/ardour-2.8.7/libs/ardour/region.cc b/ardour-2.8.7/libs/ardour/region.cc
--- a/ardour-2.8.7/libs/ardour/region.cc	2011-03-13 11:49:46.531000001 -0400
+++ b/ardour-2.8.7/libs/ardour/region.cc	2011-03-13 12:36:45.499000002 -0400
@@ -40,6 +40,9 @@
 
 #include "i18n.h"
 
+#define PRIu32 "u"
+#define PRIi64 "lli"
+
 using namespace std;
 using namespace ARDOUR;
 using namespace PBD;
diff -uNr a/ardour-2.8.7/libs/ardour/send.cc b/ardour-2.8.7/libs/ardour/send.cc
--- a/ardour-2.8.7/libs/ardour/send.cc	2011-03-13 11:49:46.532000001 -0400
+++ b/ardour-2.8.7/libs/ardour/send.cc	2011-03-13 12:20:51.006000003 -0400
@@ -28,6 +28,8 @@
 
 #include "i18n.h"
 
+#define PRIu32 "u"
+
 using namespace ARDOUR;
 using namespace PBD;
 
diff -uNr a/ardour-2.8.7/libs/ardour/session_state.cc b/ardour-2.8.7/libs/ardour/session_state.cc
--- a/ardour-2.8.7/libs/ardour/session_state.cc	2011-03-13 11:49:46.532000001 -0400
+++ b/ardour-2.8.7/libs/ardour/session_state.cc	2011-03-13 12:23:19.555000002 -0400
@@ -93,6 +93,10 @@
 #include "i18n.h"
 #include <locale.h>
 
+#define PRIu32 "u"
+#define PRIu64 "llu"
+#define PRId32 "d"
+
 using namespace std;
 using namespace ARDOUR;
 using namespace PBD;
diff -uNr a/ardour-2.8.7/libs/ardour/tempo.cc b/ardour-2.8.7/libs/ardour/tempo.cc
--- a/ardour-2.8.7/libs/ardour/tempo.cc	2011-03-13 11:49:46.531000001 -0400
+++ b/ardour-2.8.7/libs/ardour/tempo.cc	2011-03-13 12:25:19.623000003 -0400
@@ -35,6 +35,8 @@
 #include "i18n.h"
 #include <locale.h>
 
+#define PRIu32 "u"
+
 using namespace std;
 using namespace ARDOUR;
 using namespace PBD;
diff -uNr a/ardour-2.8.7/libs/ardour/utils.cc b/ardour-2.8.7/libs/ardour/utils.cc
--- a/ardour-2.8.7/libs/ardour/utils.cc	2011-03-13 11:49:46.531000001 -0400
+++ b/ardour-2.8.7/libs/ardour/utils.cc	2011-03-13 12:26:45.105000001 -0400
@@ -41,6 +41,8 @@
 
 #include "i18n.h"
 
+#define PRIu32 "u"
+
 using namespace ARDOUR;
 using namespace std;
 using namespace PBD;