nixpkgs/overlays/libreoffice.nix

   1 final: prev: {
   2   libreoffice = prev.libreoffice.override {
   3     unwrapped = prev.libreoffice.unwrapped.overrideAttrs (oldAttrs: {
   4       configureFlags = oldAttrs.configureFlags ++ [
   5         "--enable-report-builder"
   6       ];
   7     });
   8   };
   9 }