Attempt automatic discovery of the environment variables used for setting system wide proxy information. This feature works by searching for commonly used variable names such as HTTP_PROXY, FTP_PROXY and NO_PROXY.
Besykje automatysk de omjouwingsfariabelen dy brûkt wurde foar globale proxy- ynformaasje te finen. Dizze funksje wurket by it sykjen nei algemien brûkte fariabelenammen sa as HTTP_ PROXY, FTP_ PROXY en NO_ PROXY.