{ pkgs, pkgs-libR, ... }: with pkgs.haskell.lib; final: prev: { R = pkgs-libR.R; cardano-crypto-class = enableCabalFlag (addPkgconfigDepend prev.cardano-crypto-class pkgs.libsodium) "development"; cardano-crypto-praos = addPkgconfigDepend prev.cardano-crypto-praos pkgs.libsodium; cardano-crypto-tests = enableCabalFlag prev.cardano-crypto-tests "development"; cardano-prelude = enableCabalFlag prev.cardano-prelude "development"; plutus-core = setBuildTarget (dontBenchmark prev.plutus-core) "plc"; plutus-ledger-api = dontBenchmark prev.plutus-ledger-api; plutus-tx = dontBenchmark prev.plutus-tx; secp256k1 = pkgs.secp256k1; strict-containers = enableCabalFlag prev.strict-containers "development"; }