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-rw-r--r--internal/numeric.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/internal/numeric.h b/internal/numeric.h
index 32d5bd27fa..82ba4c1cfb 100644
--- a/internal/numeric.h
+++ b/internal/numeric.h
@@ -77,6 +77,7 @@ VALUE rb_int_lshift(VALUE x, VALUE y);
VALUE rb_int_div(VALUE x, VALUE y);
int rb_int_positive_p(VALUE num);
int rb_int_negative_p(VALUE num);
+VALUE rb_check_integer_type(VALUE);
VALUE rb_num_pow(VALUE x, VALUE y);
VALUE rb_float_ceil(VALUE num, int ndigits);
VALUE rb_float_floor(VALUE x, int ndigits);