--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/components/graphviz/patches/ruby-include.patch	Wed Apr 29 16:36:59 2015 -0700
@@ -0,0 +1,31 @@
+Look in the right place for ruby headers, and silence the warnings about
+the use of the Config module.
+
+This is an in-house patch, and has not been submitted upstream, since the
+Config->RbConfig change has already been made in a newer version, and the
+remainder of the changes are Solaris-specific.
+
+--- graphviz-2.28.0/config/config_ruby.rb	Fri Feb 18 13:25:56 2011
++++ graphviz-2.28.0/config/config_ruby.rb	Tue Jul  1 14:45:16 2014
+@@ -1,16 +1,16 @@
+ require 'rbconfig'
+ 
+-CONFIG = Config::MAKEFILE_CONFIG
++CONFIG = RbConfig::MAKEFILE_CONFIG
+ 
+ 
+ case ARGV[0]
+ when "INCLUDES"
+-    puts Config::expand(CONFIG["archdir"])
++    puts "#{RbConfig::expand(CONFIG['rubyhdrdir'])} -I#{RbConfig::expand(CONFIG['rubyhdrdir'])}/#{RbConfig::expand(CONFIG['arch'])}"
+ when "lib"
+-    puts Config::expand(CONFIG["libdir"])
++    puts RbConfig::expand(CONFIG["libdir"])
+ when "archsitelib"
+-    puts Config::expand(CONFIG["sitearchdir"])
++    puts RbConfig::expand(CONFIG["vendorarchdir"])
+ when "sitelib"
+-    puts Config::expand(CONFIG["sitedir"])
++    puts RbConfig::expand(CONFIG["vendordir"])
+ end
+