+# Compare
+cp -rp pukiwiki-${PREV}_utf8/ _upgrade_pukiwiki-${PREV}_utf8/
+cp -rp pukiwiki-${PREV}_eucjp/ _upgrade_pukiwiki-${PREV}_eucjp/
+
+pushd _upgrade_pukiwiki-${PREV}_utf8/
+ patch -p1 < ../update_pukiwiki_${P2N}_utf8.patch
+popd
+
+pushd _upgrade_pukiwiki-${PREV}_eucjp/
+ patch -p1 < ../update_pukiwiki_${P2N}_eucjp.patch
+popd
+
+set +e
+ diff -ur pukiwiki-${NEW}_utf8/ _upgrade_pukiwiki-${PREV}_utf8/
+ diff -ur pukiwiki-${NEW}_eucjp/ _upgrade_pukiwiki-${PREV}_eucjp/
+set -e
+