rb_int_idiv      3708 enum.c                 a = rb_int_idiv(a, LONG2FIX(2));
rb_int_idiv      1872 numeric.c          h = rb_int_idiv(f, INT2FIX(2));
rb_int_idiv      5038 numeric.c          rb_define_method(rb_cInteger, "div", rb_int_idiv, 1);
rb_int_idiv      1072 sprintf.c      		    num = rb_int_plus(num, rb_int_idiv(den, INT2FIX(2)));
rb_int_idiv      1073 sprintf.c      		    num = rb_int_idiv(num, den);