Awesome_tornado_

Results 3 issues of Awesome_tornado_

the hang happens in the function pinPeripheral in the file wiring_private.c at line 96 or 105 (it changes depending on an if statement) when the function tries to multiplex the...

The function "std::getenv()" is flagged as insecure in Visual Studio ([why](https://stackoverflow.com/questions/48568707/getenv-function-may-be-unsafe-really)) , in order to fix this, I changed the functions to "_dupenv_s()" instead. The code is still the same...

enhancement

### User ID U-1YKaS21zKNs