RFR(XS): 8188855: Fix VS10 build after "8187658: Bigger buffer for GetAdaptersAddresses"

[Lindenmaier, Goetz]

Hi,

could I please get reviews for this tiny change?
http://cr.openjdk.java.net/~goetz/wr17/8188855-winBuild/webrev/

Best regards,
  Goetz.