--- src/plugins/positionprovider/gpsd/GpsdPositionProviderPlugin.cpp.orig	2013-03-01 15:49:42.000000000 +0900
+++ src/plugins/positionprovider/gpsd/GpsdPositionProviderPlugin.cpp	2013-03-09 14:38:01.000000000 +0900
@@ -14,6 +14,8 @@
 #include "MarbleDebug.h"
 #include <math.h>
 
+#define isnan std::isnan
+
 using namespace Marble;
 /* TRANSLATOR Marble::GpsdPositionProviderPlugin */