orafce - orafce: backport to 7.4.

Log Message:
-----------
backport to 7.4.

Modified Files:
--------------
    orafce:
        INSTALL.orafunc (r1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/orafce/orafce/INSTALL.orafunc.diff?r1=1.1&r2=1.2)
        orafunc.sql.in (r1.31 -> r1.32)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/orafce/orafce/orafunc.sql.in.diff?r1=1.31&r2=1.32)

Added Files:
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    orafce:
        backport.c (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/orafce/orafce/backport.c?rev=1.1&content-type=text/x-cvsweb-markup)
        orafunc.sql.in.7.4 (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/orafce/orafce/orafunc.sql.in.7.4?rev=1.1&content-type=text/x-cvsweb-markup)