\func{bool}{wxUnsetEnv}{\param{const wxString\&}{ var}}
Removes the variable {\it var} from the environment.
-\helpref{wxGetEnv}[wxgetenv} will return {\tt NULL} after the call to this
+\helpref{wxGetEnv}{wxgetenv} will return {\tt NULL} after the call to this
function.
Returns {\tt TRUE} on success.