Index: GsKit/base/interface/property_tree/tinyxml2.cpp
--- GsKit/base/interface/property_tree/tinyxml2.cpp.orig
+++ GsKit/base/interface/property_tree/tinyxml2.cpp
@@ -109,7 +109,7 @@ distribution.
 #elif defined(ANDROID)
     #define TIXML_FSEEK fseeko
     #define TIXML_FTELL ftello
-#elif defined(__unix__) && defined(__x86_64__) && !defined(__CYGWIN__)
+#elif defined(__linux__) && defined(__x86_64__) && !defined(__CYGWIN__)
     #define TIXML_FSEEK fseeko64
     #define TIXML_FTELL ftello64
 #else
