="mdzsyn-symbol">u-flag-set</span> (<span class="mdzsyn-coresym">string/check-set</span> <span class="mdzsyn-symbol">flags</span> <span class="mdzsyn-keyword">:u</span>))
    (<span class="mdzsyn-coresym">set</span> <span class="mdzsyn-symbol">b-flag-set</span> (<span class="mdzsyn-coresym">string/check-set</span> <span class="mdzsyn-symbol">flags</span> <span class="mdzsyn-keyword">:b</span>)))
  (<span class="mdzsyn-coresym">let</span> [<span class="mdzsyn-symbol">s</span> (<span class="mdzsyn-coresym">st