虛擬套件：libghc-rank2classes-dev-1.5.3.1-c5552
This is a virtual package. See the Debian policy for a definition of virtual packages.
負責填實 libghc-rank2classes-dev-1.5.3.1-c5552 的套件
- libghc-rank2classes-dev
- rank-2-type standard type constructor class hierarchy