client: fix XASH_64BIT check

engine/client/cl_game.c

@@ -3945,7 +3945,7 @@ qboolean CL_LoadProgs( const char *name )
 
 	// a1ba: we need to check if client.dll has direct dependency on SDL2
 	// and if so, disable relative mouse mode
-#if XASH_WIN32 && !defined(XASH_64BIT)
+#if XASH_WIN32 && !XASH_64BIT
 	if( ( clgame.client_dll_uses_sdl = COM_CheckLibraryDirectDependency( name, OS_LIB_PREFIX "SDL2." OS_LIB_EXT, false ) ) )
 	{
 		Con_Printf( S_NOTE "%s uses SDL2 for mouse input\n", name );