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-rw-r--r--internal.h5
1 files changed, 1 insertions, 4 deletions
diff --git a/internal.h b/internal.h
index b66db45aba..3c65164f3d 100644
--- a/internal.h
+++ b/internal.h
@@ -12,7 +12,7 @@
#ifndef RUBY_INTERNAL_H
#define RUBY_INTERNAL_H 1
-#include "ruby/config.h"
+#include "ruby/3/config.h"
#ifdef __cplusplus
# error not for C++
@@ -33,9 +33,6 @@
/* Following macros were formerly defined in this header but moved to somewhere
* else. In order to detect them we undef here. */
-/* internal/error.h */
-#undef Check_Type
-
/* internal/class.h */
#undef RClass
#undef RCLASS_SUPER