cmake LWS_HAVE_TIMEGM examples

warmcat/libwebsockets CMakeLists.txt :668 

CHECK_FUNCTION_EXISTS(timegm LWS_HAVE_TIMEGM)

c-jimenez/open-ocpp 3rdparty/libwebsockets/CMakeLists.txt :592 

CHECK_FUNCTION_EXISTS(timegm LWS_HAVE_TIMEGM)

fluffos/fluffos src/thirdparty/libwebsockets/CMakeLists.txt :575 

CHECK_FUNCTION_EXISTS(timegm LWS_HAVE_TIMEGM)