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-rw-r--r--ext/tk/tcltklib.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/ext/tk/tcltklib.c b/ext/tk/tcltklib.c
index 9e14fc4f89..db31846e61 100644
--- a/ext/tk/tcltklib.c
+++ b/ext/tk/tcltklib.c
@@ -8,8 +8,7 @@
#include "ruby.h"
-#ifdef HAVE_RUBY_RUBY_H
-/* #include "ruby/ruby.h" */
+#ifdef HAVE_RUBY_SIGNAL_H
#include "ruby/signal.h"
#ifdef HAVE_RUBY_ENCODING_H
#include "ruby/encoding.h"