OpenSSL::Config.parse_config

static VALUE
config_s_parse_config(VALUE klass, VALUE io)
{
    VALUE obj, sections, ret;
    long i;

    obj = config_s_parse(klass, io);
    sections = config_get_sections(obj);
    ret = rb_hash_new();
    for (i = 0; i < RARRAY_LEN(sections); i++) {
        VALUE section = rb_ary_entry(sections, i);
        rb_hash_aset(ret, section, config_get_section(obj, section));
    }
    return ret;
}