having been defined in sys/types.h" when winsock.h is included later and
doesn't seem to be necessary anyhow. It's not needed under Mac neither.
*/
-#if !defined(__WXMAC__) && !defined(__CYGWIN__) && !defined(__WXWINCE__)
+#if !defined(__WXMAC__) && !defined(__WXMSW__) && !defined(__WXWINCE__)
#include <sys/types.h>
#endif