nixpkgs/pkgs/development/compilers/ocaml/4.10.nix

import ./generic.nix {
  major_version = "4";
  minor_version = "10";
  patch_version = "0+beta1";
  sha256 = "18jrgww98v1famb2x5jhbsnm4ngph2rvq0z4cxpqxfn06yb53jyf";
}