fix MJIT link error

internal/numeric.h

@@ -75,7 +75,6 @@ VALUE rb_int_divmod(VALUE x, VALUE y);
 VALUE rb_int_and(VALUE x, VALUE y);
 VALUE rb_int_lshift(VALUE x, VALUE y);
 VALUE rb_int_div(VALUE x, VALUE y);
-VALUE rb_int_odd_p(VALUE num);
 int rb_int_positive_p(VALUE num);
 int rb_int_negative_p(VALUE num);
 VALUE rb_num_pow(VALUE x, VALUE y);
@@ -108,7 +107,9 @@ VALUE rb_float_eql(VALUE x, VALUE y);
 VALUE rb_fix_aref(VALUE fix, VALUE idx);
 VALUE rb_int_zero_p(VALUE num);
 VALUE rb_int_even_p(VALUE num);
+VALUE rb_int_odd_p(VALUE num);
 VALUE rb_int_abs(VALUE num);
+VALUE rb_int_bit_length(VALUE num);
 MJIT_SYMBOL_EXPORT_END
 
 static inline bool

numeric.c

@@ -4931,7 +4931,7 @@ rb_fix_bit_length(VALUE fix)
     return LONG2FIX(bit_length(v));
 }
 
-static VALUE
+VALUE
 rb_int_bit_length(VALUE num)
 {
     if (FIXNUM_P(num)) {