Fixed strndup() configure check
Fixed strndup() configure check

senior7515/librdkafka,klonikar/librdkafka,klonikar/librdkafka,orthrus/librdkafka,klonikar/librdkafka,orthrus/librdkafka,janmejay/librdkafka,klonikar/librdkafka,senior7515/librdkafka,janmejay/librdkafka,orthrus/librdkafka,senior7515/librdkafka,janmejay/librdkafka,senior7515/librdkafka,janmejay/librdkafka,orthrus/librdkafka