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-rw-r--r--Porting/pumpkin.pod5
1 files changed, 3 insertions, 2 deletions
diff --git a/Porting/pumpkin.pod b/Porting/pumpkin.pod
index 12c524c2f3..18c34f62c0 100644
--- a/Porting/pumpkin.pod
+++ b/Porting/pumpkin.pod
@@ -480,8 +480,9 @@ directories.
=head2 make run_byacc
-If you have byacc-1.8.2 (available from CPAN), and if there have been
-changes to F<perly.y>, you can regenerate the F<perly.c> file. The
+If you have byacc-1.8.2 (available from CPAN as
+http://www.cpan.org/src/misc/perl-byacc1.8.2.tar.gz), and if there have
+been changes to F<perly.y>, you can regenerate the F<perly.c> file. The
run_byacc makefile target does this by running byacc and then applying
some patches so that byacc dynamically allocates space, rather than
having fixed limits. This patch is handled by the F<perly.fixer>