liblxqt1-dev 1.3.0-0ubuntu1 (s390x binary) in ubuntu mantic

 LXQt is an advanced, easy-to-use, and fast desktop environment based on Qt
 technologies. It has been tailored for users who value simplicity, speed, and
 an intuitive interface. Unlike most desktop environments, LXQt also works
 fine with less powerful machines.
 .
 This package contain the development files.