require_fix.diff

diff --git a/ext/internal/node/node_type_descrip.c.rpp b/ext/internal/node/node_type_descrip.c.rpp
index 10ae8a3..5ae8ca4 100644
--- a/ext/internal/node/node_type_descrip.c.rpp
+++ b/ext/internal/node/node_type_descrip.c.rpp
@@ -3,7 +3,7 @@
 
 Node_Type_Descrip node_type_descrips_unsorted[] = {
 #ruby <<END
-require 'node_type_descrip'
+require File.expand_path('../node_type_descrip', __FILE__)
 NODE_TYPE_DESCRIPS.each do |descrip|
   name = descrip.name
   node1 = descrip.node1
diff --git a/ext/internal/node/node_type_descrip.rb b/ext/internal/node/node_type_descrip.rb
index c11f658..5ec6e04 100644
--- a/ext/internal/node/node_type_descrip.rb
+++ b/ext/internal/node/node_type_descrip.rb
@@ -1,6 +1,6 @@
 $: << '../..'
 require 'ruby_source_dir'
-require 'nodes'
+require File.expand_path('../nodes', __FILE__)
 
 NODE_TYPE_DESCRIPS = []
 
diff --git a/ext/internal/node/nodeinfo.c.rpp b/ext/internal/node/nodeinfo.c.rpp
index 7b96a7f..3f1bf0a 100644
--- a/ext/internal/node/nodeinfo.c.rpp
+++ b/ext/internal/node/nodeinfo.c.rpp
@@ -61,9 +61,9 @@ VALUE dump_node_elem(enum Node_Elem_Name nen, NODE * n, VALUE node_hash)
     case NEN_NONE:
       return Qnil;
 #ruby <<END
-  require 'read_node_h'
-  require 'nodes'
-  require 'node_type_descrip'
+  require File.expand_path('../read_node_h', __FILE__)
+  require File.expand_path('../nodes', __FILE__)
+  require File.expand_path('../node_type_descrip', __FILE__)
 
   NODEINFO.sort.each do |node_elem_name, node_elem_ref|
     puts <<-END
diff --git a/ext/internal/node/nodeinfo.h.rpp b/ext/internal/node/nodeinfo.h.rpp
index f804444..1ae6aff 100644
--- a/ext/internal/node/nodeinfo.h.rpp
+++ b/ext/internal/node/nodeinfo.h.rpp
@@ -9,7 +9,7 @@ enum Node_Elem_Name
 {
   NEN_NONE,
 #ruby <<END
-  require 'read_node_h.rb'
+  require File.expand_path('../read_node_h.rb', __FILE__)
 
   NODEINFO.sort.each do |node_elem_name, node_elem_ref|
     puts "  NEN_#{node_elem_name.upcase},"
diff --git a/ext/ruby_source_dir.rb b/ext/ruby_source_dir.rb
index bb2673b..5ac6e37 100644
--- a/ext/ruby_source_dir.rb
+++ b/ext/ruby_source_dir.rb
@@ -2,7 +2,7 @@ wd = Dir.pwd()
 metaconfig_dir = File.join(File.dirname(__FILE__), '..')
 Dir.chdir metaconfig_dir
 begin
-  require 'setup.rb'
+  load 'setup.rb'
   require 'rbconfig'
   config = ConfigTable.new(Config::CONFIG)
   config.load_standard_entries