cmake LWS_HAVE_TLS_CLIENT_METHOD examples

warmcat/libwebsockets lib/tls/CMakeLists.txt :423

CHECK_FUNCTION_EXISTS(${VARIA}TLS_client_method LWS_HAVE_TLS_CLIENT_METHOD PARENT_SCOPE)

c-jimenez/open-ocpp 3rdparty/libwebsockets/lib/tls/CMakeLists.txt :416

CHECK_FUNCTION_EXISTS(${VARIA}TLS_client_method LWS_HAVE_TLS_CLIENT_METHOD PARENT_SCOPE)

fluffos/fluffos src/thirdparty/libwebsockets/lib/tls/CMakeLists.txt :373

CHECK_FUNCTION_EXISTS(${VARIA}TLS_client_method LWS_HAVE_TLS_CLIENT_METHOD PARENT_SCOPE)