Map system library name "alut" to "freealut" for Nixpkgs.
Map system library name "alut" to "freealut" for Nixpkgs.

psibi/cabal2nix,gridaphobe/cabal2nix,dmalikov/cabal2nix,jb55/cabal2nix,Fuuzetsu/cabal2nix,spencerjanssen/cabal2nix,bennofs/cabal2nix