Index: Random/Makefile.PL
--- Random/Makefile.PL.orig
+++ Random/Makefile.PL
@@ -10,7 +10,8 @@ my %options = %{
     '../typemap'
   ],
   'NAME' => 'Math::GMPz::Random',
-  'LIBS' => $LIBS,
+   INC  => "$ENV{CPPFLAGS}",
+   LIBS => ["$ENV{LDFLAGS} -lgmp"],
   'INC' => $INC,
   'VERSION_FROM' => 'Random.pm'
 }
