Enable building on unsupported systems

netenv/environment_default.go

@@ -0,0 +1,29 @@
+//+build !windows,!linux
+
+package netenv
+
+import "net"
+
+func Nameservers() []Nameserver {
+	return nil
+}
+
+func Gateways() []net.IP {
+	return nil
+}
+
+// TODO: implement using
+// ifconfig
+// scutil --nwi
+// scutil --proxy
+// networksetup -listallnetworkservices
+// networksetup -listnetworkserviceorder
+// networksetup -getdnsservers "Wi-Fi"
+// networksetup -getsearchdomains <networkservice>
+// networksetup -getftpproxy <networkservice>
+// networksetup -getwebproxy <networkservice>
+// networksetup -getsecurewebproxy <networkservice>
+// networksetup -getstreamingproxy <networkservice>
+// networksetup -getgopherproxy <networkservice>
+// networksetup -getsocksfirewallproxy <networkservice>
+// route -n get default