Thread: pgsql-server: Improve MS VC builds for psql by handlling flex properly

Log Message:
-----------
Improve MS VC builds for psql by handlling flex properly and prevent
rename prototype conflict.

Modified Files:
--------------
    pgsql-server/src/bin/psql:
        bcc32.mak (r1.9 -> r1.10)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/bin/psql/bcc32.mak.diff?r1=1.9&r2=1.10)
        win32.mak (r1.21 -> r1.22)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/bin/psql/win32.mak.diff?r1=1.21&r2=1.22)
    pgsql-server/src/include:
        port.h (r1.61 -> r1.62)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/include/port.h.diff?r1=1.61&r2=1.62)