DEFINE_EVENT_TYPE(wxEVT_DIALUP_DISCONNECTED)
// Doesn't yet compile under VC++ 4, BC++, Watcom C++: no wininet.h
-#if !defined(__BORLANDC__) && !defined(__GNUWIN32_OLD__) && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 0, 5 ) ) && !defined(__WATCOMC__) && ! (defined(__VISUALC__) && (__VISUALC__ < 1020))
+#if !defined(__BORLANDC__) && \
+ (!defined(__GNUWIN32__) || wxCHECK_W32API_VERSION(0, 5)) && \
+ !defined(__GNUWIN32_OLD__) && \
+ !defined(__WATCOMC__) && \
+ (!defined(__VISUALC__) || (__VISUALC__ >= 1020))
#include <ras.h>
#include <raserror.h>