Обсуждение: pgsql: Remove unsafe calling of WSAStartup and WSACleanup from DllMain.

Log Message:
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Remove unsafe calling of WSAStartup and WSACleanup from DllMain. Move the
inline cleanup call around so it will be called in the right order, and
be called on errors.

Per report from Tokuharu Yuzawa.

Tags:
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REL8_2_STABLE

Modified Files:
--------------
    pgsql/src/interfaces/libpq:
        bcc32.mak (r1.25.2.1 -> r1.25.2.2)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/bcc32.mak.diff?r1=1.25.2.1&r2=1.25.2.2)
        fe-connect.c (r1.339 -> r1.339.2.1)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/fe-connect.c.diff?r1=1.339&r2=1.339.2.1)
        win32.mak (r1.42.2.1 -> r1.42.2.2)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/win32.mak.diff?r1=1.42.2.1&r2=1.42.2.2)

Removed Files:
-------------
    pgsql/src/interfaces/libpq:
        libpqdll.c
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/libpqdll.c)