Windows compilation fixes

src/main_gui.cpp

@@ -570,7 +570,9 @@ void SetupColoursAndInitialWindow()
 				static int counter = 5; // This part of code is called several times during startup, which closes all windows, so we need to put random hacks here
 				counter--;
 				ShowGameOptions();
+#ifndef WIN32
 				if (counter == 0) unsetenv("SDL_RESTART_PARAMS");
+#endif
 			}
 			break;
 

src/openttd.cpp

@@ -737,12 +737,14 @@ int openttd_main(int argc, char *argv[])
 	_cursor.in_window = true;
 
 	{
+#ifndef WIN32
 		// Configure local font path on Android
 		//char curdir[PATH_MAX];
 		//getcwd(curdir, sizeof(curdir));
 		//setenv("FONTCONFIG_FONTS", (std::string(curdir) + "/fonts").c_str(), 1);
 		setenv("FONTCONFIG_FONTS", "fonts", 1);
 		DEBUG(misc, 1, "Set FONTCONFIG_FONTS to %s", getenv("FONTCONFIG_FONTS"));
+#endif
 	}
 	/* enumerate language files */
 	InitializeLanguagePacks();