Richard Stanway f021da2afa UI: Copy result of getenv before use ...

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.

https://en.cppreference.com/w/c/program/getenv

2022-10-15 16:17:46 -07:00

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