Resolving dependencies...
cabal: Could not resolve dependencies:
trying: H-0.9.0.1 (user goal)
next goal: inline-r (dependency of H-0.9.0.1)
rejecting: inline-r-0.9.0.0 (conflict: requires pkg-config package libR>=3.0,
not found in the pkg-config database)
rejecting: inline-r-0.8.0.1, inline-r-0.8.0.0, inline-r-0.7.3.0,
inline-r-0.7.2.0, inline-r-0.7.1.2, inline-r-0.7.1.1, inline-r-0.7.1.0,
inline-r-0.7.0.0 (conflict: H => inline-r>=0.9 && <0.10)
Dependency tree exhaustively searched.