:help set-verbose :verbose set shiftwidth cindent? https://sites.google.com/site/vimdocja/options-html#:set-verbose

どれがどれだか... % port search prolog | grep lang | grep -v editor gprolog @1.4.0 (lang) gprolog-devel @1.4.0 (lang) swi-prolog @5.10.5 (lang) swi-prolog-devel @5.11.26 (lang) swi-prolog-lite @5.8.3 (lang) yap @6.0.5 (lang) yap-devel @6.0…

OpenID Enabled php4 で動作確認してなさそうなので、fork GitHub - oppara/php4-openid: OpenID library for PHP4

echo "$PATH" | grep -Fqv "$my_path" && export PATH="$my_path:$PATH"