--- configure.orig 2010-03-11 22:48:31.000000000 +0800
+++ configure 2010-09-21 02:41:42.000000000 +0800
@@ -16423,7 +16423,7 @@
fi
PGXSOVERRIDE=0
-if test ! "$PGSQL_MINOR_VERSION" -ge 5; then
+if test "$PGSQL_MAJOR_VERSION" -le 8 && test ! "$PGSQL_MINOR_VERSION" -ge 5; then
PGXSOVERRIDE=1