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-rw-r--r--ext/json/generator/extconf.rb7
1 files changed, 0 insertions, 7 deletions
diff --git a/ext/json/generator/extconf.rb b/ext/json/generator/extconf.rb
index b94f71e8b3..75c76ce15b 100644
--- a/ext/json/generator/extconf.rb
+++ b/ext/json/generator/extconf.rb
@@ -1,10 +1,3 @@
require 'mkmf'
-require 'rbconfig'
-if RUBY_VERSION < "1.9"
- have_header("re.h")
-else
- have_header("ruby/re.h")
- have_header("ruby/encoding.h")
-end
create_makefile 'json/ext/generator'