Resolving dependencies...
cabal: Could not resolve dependencies:
trying: hsqml-demo-manic-0.3.4.0 (user goal)
next goal: hsqml (dependency of hsqml-demo-manic-0.3.4.0)
rejecting: hsqml-0.3.4.1, hsqml-0.3.4.0 (conflict: requires pkg-config package
Qt5Core>=5.0 && <6.0, not found in the pkg-config database)
rejecting: hsqml-0.3.3.0, hsqml-0.3.2.1, hsqml-0.3.2.0, hsqml-0.3.1.1,
hsqml-0.3.1.0, hsqml-0.3.0.0, hsqml-0.2.0.3, hsqml-0.2.0.2, hsqml-0.2.0.1,
hsqml-0.2.0.0, hsqml-0.1.1, hsqml-0.1.0 (conflict: hsqml-demo-manic =>
hsqml>=0.3.4 && <0.4)
Dependency tree exhaustively searched.