bug#51762: 13.0.14; environment formating

[Ikumi Keita]

>>>>> Ikumi Keita <ikumi@ikumi.que.jp> writes:
> Ah, no, the logic is incomplete. If there is a line matching the regexp
> before the first code comment, my code skips it. So we always have to
> perform both code comment detection and regexp search, and take up the
> earlier match if both exists.

> I'll revise my code...

Done.

Bye,
Ikumi Keita