Do not use file tests in net-online
Do not use file tests in net-online

https://unix.stackexchange.com/questions/252002/help-testing-special-file-in-sys-class-net

This is for #189

OpenRC/openrc,williamh/openrc,OpenRC/openrc,williamh/openrc,dwfreed/openrc,OpenRC/openrc,dwfreed/openrc,williamh/openrc,dwfreed/openrc