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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_ekgb3g0vuc0r30vl5klgs0seln, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
sbool getBoolOpt(O o, S field, bool defaultValue default false) {
  ret getBoolOpt(field, o, defaultValue);
}

sbool mapMethodLike getBoolOpt(S field, O o, bool defaultValue default false) {
  O val = getOpt(o, field);
  ret defaultValue ? !eq(Bool.FALSE, val) : eq(Bool.TRUE, val);
}