[Webkit-unassigned] [Bug 192405] [WTF] Add environment variable helpers

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=192405

--- Comment #4 from Fujii Hironori <Hironori.Fujii at sony.com> ---
getenv, getenv_s - cppreference.com
https://en.cppreference.com/w/c/program/getenv

> This function is not required to be thread-safe. Another call to
> getenv, as well as a call to the POSIX functions setenv(),
> unsetenv(), and putenv() may invalidate the pointer returned by a
> previous call or modify the string obtained from a previous call.

I didn't know getenv_s!

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