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-rw-r--r--mrbgems/mruby-io/include/mruby/ext/io.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/mrbgems/mruby-io/include/mruby/ext/io.h b/mrbgems/mruby-io/include/mruby/ext/io.h
index c4eccb936..38ed0f222 100644
--- a/mrbgems/mruby-io/include/mruby/ext/io.h
+++ b/mrbgems/mruby-io/include/mruby/ext/io.h
@@ -5,6 +5,12 @@
#ifndef MRUBY_IO_H
#define MRUBY_IO_H
+#include <mruby.h>
+
+#ifdef MRB_DISABLE_STDIO
+# error IO and File conflicts 'MRB_DISABLE_STDIO' configuration in your 'build_config.rb'
+#endif
+
#if defined(__cplusplus)
extern "C" {
#endif