GNU MIG: Add the `noyywrap' option for Flex.

svn path=/nixpkgs/trunk/; revision=27494

pkgs/os-specific/gnu/mig/default.nix

@@ -13,12 +13,12 @@ stdenv.mkDerivation {
     inherit rev;
   };
 
+  patches = [ ./noyywrap.patch ];
+
   buildInputs = [ autoconf automake flex bison machHeaders ];
 
   preConfigure = "autoreconf -vfi";
 
-  configureFlags = [ "--build=i586-pc-gnu" ];
-
   doCheck = true;
 
   meta = {

pkgs/os-specific/gnu/mig/noyywrap.patch

@@ -0,0 +1,12 @@
+Fix undefined reference to `yywrap'.
+
+diff --git a/lexxer.l b/lexxer.l
+index 9725d0b..15264bc 100644
+--- a/lexxer.l
++++ b/lexxer.l
+@@ -1,4 +1,5 @@
+ %option nounput
++%option noyywrap
+ 
+ %k 10000
+ %n 5000