Possible fix of linux build

src/audio/DMAudio.cpp

@@ -7,7 +7,6 @@
 #include "sampman.h"
 #include "Font.h"
 #include "Text.h"
-#include "crossplatform.h"
 
 cDMAudio DMAudio;
 

src/core/Game.cpp

@@ -89,6 +89,7 @@
 #include "frontendoption.h"
 #include "postfx.h"
 #include "custompipes.h"
+#include "crossplatform.h"
 
 eLevelName CGame::currLevel;
 bool CGame::bDemoMode = true;