cmake HAVE_GETHOSTBYNAME_R_HOSTENT_DATA examples

CUBRID/cubrid CMakeLists.txt :546 

check_prototype_definition(gethostbyname_r
    "int gethostbyname_r(const char *name, struct hostent *hp, struct hostent_data *hdata)"
    "0"
    "netdb.h"
    HAVE_GETHOSTBYNAME_R_HOSTENT_DATA)