system environment/libraries
- qt - Qt toolkit
- qt-ibase - IBase driver for Qt's SQL classes
- qt-mysql - MySQL driver for Qt's SQL classes
- qt-odbc - ODBC driver for Qt's SQL classes
- qt-postgresql - PostgreSQL driver for Qt's SQL classes
- qt-qdbusviewer - D-Bus debugger and viewer
- qt-tds - TDS driver for Qt's SQL classes
- qt-x11 - Qt GUI-related libraries