--- BUILD/ruby-1.8.7-p17/mkconfig.rb.undefined	2008-06-10 21:25:20.000000000 +0200
+++ BUILD/ruby-1.8.7-p17/mkconfig.rb	2008-06-10 21:31:34.000000000 +0200
@@ -76,6 +76,7 @@
     next if $install_name and /^RUBY_INSTALL_NAME$/ =~ name
     next if $so_name and /^RUBY_SO_NAME$/ =~  name
     next if /^(?:X|(?:MINI|RUN)RUBY$)/ =~ name
+    val.sub!(/-Wl,--no-undefined/, '') if /^LDFLAGS/ =~ name
     if /^program_transform_name$/ =~ name and /^s(\\?.)(.*)\1$/ =~ val
       next if $install_name
       sep = %r"#{Regexp.quote($1)}"