Might not work when used in a bash script

[Tishj]

Using the following tester, https://github.com/potatokuka/mini_tester
output might be blank, requires further testing

[Tishj]

When used in a pipe in bash, the STDIN_FILENO file descriptor has been redirected to a pipe, so we're not dealing with a terminal anymore, reins failing to initialize in that case is the correct behavior.