anchor.diff:      sha256 = "0fndgbm1mkqb1sn2v2kj3nx9mxj70jbp31y2bjvzcmmkry0q3k5j";
     };
   
  -  nativeBuildInputs = [ makeWrapper ];
  +  nativeBuildInputs = [ imagemagick makeWrapper ];
   
     buildInputs = [
       xlibsWrapper
  
positive.code: , fetchurl
  , xlibsWrapper
  , makeWrapper
  , libXpm
  , libXmu
  , libXi
  
negative.code:   ];
  
    postPatch = ''
      substituteInPlace src/main.c --replace '"fig2dev"' '"${fig2dev}/bin/fig2dev"'
      substituteInPlace xfig.desktop --replace "/usr/bin/" "$out/bin/"
    '';
  
    postInstall = ''
  