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-rw-r--r--spec/rubyspec/optional/capi/ext/rubyspec.h15
1 files changed, 0 insertions, 15 deletions
diff --git a/spec/rubyspec/optional/capi/ext/rubyspec.h b/spec/rubyspec/optional/capi/ext/rubyspec.h
index aa0f4def19..9cba34b888 100644
--- a/spec/rubyspec/optional/capi/ext/rubyspec.h
+++ b/spec/rubyspec/optional/capi/ext/rubyspec.h
@@ -595,19 +595,4 @@
/* Util */
#define HAVE_RB_SCAN_ARGS 1
-/* Now, create the differential set. The format of the preprocessor directives
- * is significant. The alternative implementations should define RUBY because
- * some extensions depend on that. But only one alternative implementation
- * macro should be defined at a time. The conditional is structured so that if
- * no alternative implementation is defined then MRI is assumed.
- */
-
-#if defined(RUBINIUS)
-#include "rubinius.h"
-#elif defined(JRUBY)
-#include "jruby.h"
-#elif defined(TRUFFLERUBY)
-#include "truffleruby.h"
-#endif
-
#endif