cmake LWS_HAVE_LOCALTIME_R examples

warmcat/libwebsockets CMakeLists.txt :661 

CHECK_FUNCTION_EXISTS(localtime_r LWS_HAVE_LOCALTIME_R)

c-jimenez/open-ocpp 3rdparty/libwebsockets/CMakeLists.txt :585 

CHECK_FUNCTION_EXISTS(localtime_r LWS_HAVE_LOCALTIME_R)

fluffos/fluffos src/thirdparty/libwebsockets/CMakeLists.txt :568 

CHECK_FUNCTION_EXISTS(localtime_r LWS_HAVE_LOCALTIME_R)