Index: macosx/HBDVDDetector.m
===================================================================
--- macosx/HBDVDDetector.m	(revision 1080)
+++ macosx/HBDVDDetector.m	(working copy)
@@ -103,12 +103,19 @@
 
 	// Mow let's get the device name
 	GetVolParmsInfoBuffer volumeParms;
+    // PBHGetVolParmsSync is deprecated in 10.5, and doesn't exist in carbon 64bit
+    #if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4
 	HParamBlockRec pb;
 	pb.ioParam.ioNamePtr = NULL;
 	pb.ioParam.ioVRefNum = volRefNum;
 	pb.ioParam.ioBuffer = (Ptr) &volumeParms;
 	pb.ioParam.ioReqCount = sizeof( volumeParms );
 	err = PBHGetVolParmsSync( &pb );
+    #else
+    // Let's use FSGetVolumeParms on 10.5
+    err = FSGetVolumeParms ( volRefNum, &volumeParms, sizeof( volumeParms ) );
+    #endif
+
     if( err != noErr )
     {
         return nil;