--- script/confhc.sav	2005-09-19 18:36:34.000000000 -0400
+++ script/confhc	2005-09-19 18:37:47.000000000 -0400
@@ -78,7 +78,7 @@
 ghcsym () {
   echo __GLASGOW_HASKELL__ >ghcsym.hs;
   $1 -E -cpp -optP-P ghcsym.hs -o ghcsym.out;
-  grep -v '^#' ghcsym.out > $2;
+  grep -E '^[0-9]+$' ghcsym.out > $2;
   rm -f ghcsym.hs ghcsym.out;
 }
 echo -n "  Looking for ghc...   "
