Log Message:
-----------
Use GetCurrentThreadId, per Magnus.
Modified Files:
--------------
pgsql/src/interfaces/libpq:
pthread-win32.c (r1.8 -> r1.9)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/pthread-win32.c.diff?r1=1.8&r2=1.9)