File list of package libqt5serialport5 in buster of architecture armhf
/usr/lib/arm-linux-gnueabihf/libQt5SerialPort.so.5 /usr/lib/arm-linux-gnueabihf/libQt5SerialPort.so.5.11 /usr/lib/arm-linux-gnueabihf/libQt5SerialPort.so.5.11.3 /usr/share/doc/libqt5serialport5/changelog.Debian.gz /usr/share/doc/libqt5serialport5/copyright