lib.makePerlPath -> perlPackages.makePerlPath

pkgs/tools/text/mb2md/default.nix

@@ -1,4 +1,4 @@
-{ stdenv, lib, fetchurl, perl, makeWrapper, perlPackages }:
+{ stdenv, lib, fetchurl, makeWrapper, perlPackages }:
 
 let
   perlDeps = with perlPackages; [ TimeDate ];
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ makeWrapper ];
-  buildInputs = [ perl ];
+  buildInputs = [ perlPackages.perl ];
 
   unpackPhase = ''
     sourceRoot=.
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
 
   postFixup = ''
     wrapProgram $out/bin/mb2md \
-      --set PERL5LIB "${lib.makePerlPath perlDeps}"
+      --set PERL5LIB "${perlPackages.makePerlPath perlDeps}"
   '';
 
   meta = with stdenv.lib; {