pgbouncer - pgbouncer: Fixed adjustment of a WSAStartup position

Log Message:
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Fixed adjustment of a WSAStartup position problem.
It happen the hostname problem in the service start.
Per report Sachin Srivastava. and, thanks suggestions of Marko.

Modified Files:
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pgbouncer/win32:
win32support.c (r1.6 -> r1.7)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbouncer/pgbouncer/win32/win32support.c.diff?r1=1.6&r2=1.7)