to_f

/*
 *  call-seq:
 *     fix.to_f -> float
 *
 *  Converts <i>fix</i> to a <code>Float</code>.
 *
 */

static VALUE
fix_to_f(num)
    VALUE num;
{
    double val;

    val = (double)FIX2LONG(num);

    return rb_float_new(val);
}