Patricia#show_nodes uses Ruby IO methods

This allows the output of Patricia#show_nodes to be redirected
to StringIO objects (or anything else that responds to printf).
Since Ruby 1.9 no longer uses stdio, this lets us go through the
normal output stream used by Ruby.

1 files changed, 1 insertions, 1 deletions

diff --git a/ext/rpatricia/extconf.rb b/ext/rpatricia/extconf.rb
index ac42e36..18bb7a7 100755
--- a/ext/rpatricia/extconf.rb
+++ b/ext/rpatricia/extconf.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby 
 require "mkmf"
 
+have_func("rb_str_set_len", "ruby.h")
 create_makefile("rpatricia")
-