apps/examples/webserver/Kconfig:  The webserver "app" allows for DHCP client to be enabled. However, the Kconfig infrastructure does not contain EXAMPLES_WEBSERVER_DHCPC config.
Based on patch from "Anonymous" attached to Bitbucket Issue
@@ -29,6 +29,12 @@ config EXAMPLES_WEBSERVER_NETMASK
---help---
This is the network mask to use on this device.
+config EXAMPLES_WEBSERVER_DHCPC
+ bool "Enable DHCPC"
+ default n
+ ---help---
+ Enable DHCP client.
+
config EXAMPLES_WEBSERVER_NOMAC
bool "No hardware MAC"
default y
