File libprelude-ruby-include-path.patch of Package libprelude

diff -ru m4/am_path_ruby.m4 m4/am_path_ruby.m4
--- m4/am_path_ruby.m4	2016-04-25 15:56:43.189446247 +0200
+++ m4/am_path_ruby.m4	2016-04-25 15:57:22.904578481 +0200
@@ -100,7 +100,8 @@
   AC_SUBST([rbexecdir], [$am_cv_ruby_rbexecdir])
 
   RUBY_INCLUDES=`$RUBY -r rbconfig -e 'if RbConfig::CONFIG[["archdir"]] then print " -I" + RbConfig::CONFIG[["archdir"]] end
-                                       if RbConfig::CONFIG[["rubyhdrdir"]] then print " -I" + RbConfig::CONFIG[["rubyhdrdir"]] end'`
+                                       if RbConfig::CONFIG[["rubyhdrdir"]] then print " -I" + RbConfig::CONFIG[["rubyhdrdir"]] end
+                                       if RbConfig::CONFIG[["rubyhdrdir"]] then print " -I" + RbConfig::CONFIG[["rubyhdrdir"]] + "/" + RbConfig::CONFIG[["sitearch"]] end'`
   AC_SUBST([RUBY_INCLUDES])
 
   dnl pkgrbexecdir -- $(rbexecdir)/$(PACKAGE)
--- configure   2016-04-23 00:04:31.791000363 +0200
+++ configure       2016-04-25 16:49:56.439426775 +0200
@@ -21843,7 +21843,8 @@


   RUBY_INCLUDES=`$RUBY -r rbconfig -e 'if RbConfig::CONFIG["archdir"] then print " -I" + RbConfig::CONFIG["archdir"] end
-                                       if RbConfig::CONFIG["rubyhdrdir"] then print " -I" + RbConfig::CONFIG["rubyhdrdir"] end'`
+                                       if RbConfig::CONFIG["rubyhdrdir"] then print " -I" + RbConfig::CONFIG["rubyhdrdir"] end
+                                       if RbConfig::CONFIG["rubyhdrdir"] then print " -I" + RbConfig::CONFIG["rubyhdrdir"] + "/" + RbConfig::CONFIG["sitearch"] end'`