prefix - prefix: Basic 8.1 support

Log Message:
-----------
Basic 8.1 support

Modified Files:
--------------
prefix:
Makefile (r1.8 -> r1.9)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/prefix/prefix/Makefile.diff?r1=1.8&r2=1.9)
prefix.c (r1.43 -> r1.44)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/prefix/prefix/prefix.c.diff?r1=1.43&r2=1.44)
prefix.sql.in (r1.23 -> r1.24)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/prefix/prefix/prefix.sql.in.diff?r1=1.23&r2=1.24)