cmake HAVE_MONGOC_URI_SERVERSELECTIONTIMEOUTMS examples

syslog-ng/syslog-ng modules/afmongodb/CMakeLists.txt :63 

check_c_source_compiles("
#include ${MONGOC_HEADER}
int main() {
    (void) MONGOC_URI_SERVERSELECTIONTIMEOUTMS;
    return 0;
}" HAVE_MONGOC_URI_SERVERSELECTIONTIMEOUTMS)

syslog-ng/syslog-ng modules/afmongodb/CMakeLists.txt :75 

add_compile_definitions(HAVE_MONGOC_URI_SERVERSELECTIONTIMEOUTMS=1)