Returns the value of the environment variable @variable in the environment of processes launched from this launcher.
On UNIX, the returned string can be an arbitrary byte string. On Windows, it will be UTF-8.
the environment variable to get
the value of the environment variable, %NULL if unset
2.40
See Implementation
Returns the value of the environment variable @variable in the environment of processes launched from this launcher.
On UNIX, the returned string can be an arbitrary byte string. On Windows, it will be UTF-8.