ip4r - ip4r: changes for 8.4 gist interface mods

Log Message:
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changes for 8.4 gist interface mods

Modified Files:
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ip4r:
ip4r.c (r1.8 -> r1.9)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/ip4r/ip4r/ip4r.c?r1=1.8&r2=1.9)
ip4r.sql.in (r1.5 -> r1.6)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/ip4r/ip4r/ip4r.sql.in?r1=1.5&r2=1.6)