GHC mirror of the unix package
GHC mirror of the process package
GHC mirror of the directory package
Low-level networking interface
GHC mirror of the terminfo package
GHC mirror of the bytestring package
GHC mirror of the time package
GHC's old integer-gmp library (now in-tree).
GHC's old base library (now merged into the GHC tree).
GHC mirror of old-time.