https://learn.microsoft.com/zh-cn/dotnet/api/System.Environment.GetEnvironmentVariable?view=netstandard-2.0&preserve-view=true
Environment.GetEnvironmentVariable Method (System) | Microsoft Learn
Retrieves the value of an environment variable.
environmentmethodsystemmicrosoftlearn
https://krbdev.mit.edu/rt/Ticket/Display.html?id=5437
#5437: hack to permit GetEnvironmentVariable usage without requiring getenv() conversion
hackpermitusagewithoutrequiring
https://learn.microsoft.com/ja-jp/dotnet/api/system.environment.getenvironmentvariable?view=netframework-4.8.1&viewFallbackFrom=windowsdesktop-10.0
Environment.GetEnvironmentVariable Method (System) | Microsoft Learn
Retrieves the value of an environment variable.
environmentmethodsystemmicrosoftlearn