#define int64_t long long
#endif
-#if (defined WIN32 || defined _WIN32 || defined WIN64 || defined _WIN64 || defined __CYGWIN__ || defined __CYGWIN32__ || defined GMX_INTERNAL_XDR)
+#include "gmx_header_config.h"
+#if (defined GMX_NATIVE_WINDOWS || defined GMX_CYGWIN || defined GMX_INTERNAL_XDR)
#include "gmx_system_xdr.h"
#else
#include <rpc/rpc.h>