if (IOS OR ANDROID) set(OPTION_DEFAULT OFF) set(OPTION_CLIENT_DEFAULT OFF) set(OPTION_SERVER_DEFAULT OFF) else() set(OPTION_DEFAULT ON) set(OPTION_CLIENT_DEFAULT ON) set(OPTION_SERVER_DEFAULT OFF) endif() define_channel_options(NAME "urbdrc" TYPE "dynamic" DESCRIPTION "USB Devices Virtual Channel Extension" SPECIFICATIONS "[MS-RDPEUSB]" DEFAULT ${OPTION_DEFAULT}) define_channel_client_options(${OPTION_CLIENT_DEFAULT}) define_channel_server_options(${OPTION_SERVER_DEFAULT})