mruby_windows_xp.diff

diff --git a/build_config.rb b/build_config.rb
index 96b1d46..7f49744 100644
--- a/build_config.rb
+++ b/build_config.rb
@@ -2,11 +2,7 @@ MRuby::Build.new do |conf|
   # load specific toolchain settings
 
   # Gets set by the VS command prompts.
-  if ENV['VisualStudioVersion'] || ENV['VSINSTALLDIR']
-    toolchain :visualcpp
-  else
-    toolchain :gcc
-  end
+  toolchain :visualcpp
 
   enable_debug
 
@@ -83,40 +79,40 @@ MRuby::Build.new do |conf|
   # conf.enable_bintest
 end
 
-MRuby::Build.new('host-debug') do |conf|
-  # load specific toolchain settings
+#MRuby::Build.new('host-debug') do |conf|
+  ## load specific toolchain settings
 
-  # Gets set by the VS command prompts.
-  if ENV['VisualStudioVersion'] || ENV['VSINSTALLDIR']
-    toolchain :visualcpp
-  else
-    toolchain :gcc
-  end
+  ## Gets set by the VS command prompts.
+  #if ENV['VisualStudioVersion'] || ENV['VSINSTALLDIR']
+    #toolchain :visualcpp
+  #else
+    #toolchain :gcc
+  #end
 
-  enable_debug
+  #enable_debug
 
-  # include the default GEMs
-  conf.gembox 'default'
+  ## include the default GEMs
+  ##conf.gembox 'default'
 
-  # C compiler settings
-  conf.cc.defines = %w(ENABLE_DEBUG)
+  ## C compiler settings
+  #conf.cc.defines = %w(ENABLE_DEBUG)
 
-  # Generate mruby debugger command (require mruby-eval)
-  conf.gem :core => "mruby-bin-debugger"
+  ## Generate mruby debugger command (require mruby-eval)
+  #conf.gem :core => "mruby-bin-debugger"
 
-  # bintest
-  # conf.enable_bintest
-end
+  ## bintest
+  ## conf.enable_bintest
+#end
 
-MRuby::Build.new('test') do |conf|
-  toolchain :gcc
+#MRuby::Build.new('test') do |conf|
+  #toolchain :gcc
 
-  enable_debug
-  conf.enable_bintest
-  conf.enable_test
+  #enable_debug
+  #conf.enable_bintest
+  #conf.enable_test
 
-  conf.gembox 'default'
-end
+  ##conf.gembox 'default'
+#end
 
 # Define cross build settings
 # MRuby::CrossBuild.new('32bit') do |conf|
diff --git a/mrbgems/default.gembox b/mrbgems/default.gembox
index 0960ba9..bd2d83d 100644
--- a/mrbgems/default.gembox
+++ b/mrbgems/default.gembox
@@ -9,7 +9,7 @@ MRuby::GemBox.new do |conf|
   conf.gem :core => "mruby-math"
 
   # Use standard Time class
-  conf.gem :core => "mruby-time"
+#  conf.gem :core => "mruby-time"
 
   # Use standard Struct class
   conf.gem :core => "mruby-struct"