ap_pregsub_ex

function ap_pregsub_ex(

  p: Papr_pool_t;

  result_: PPAnsiChar;

  const input: PAnsiChar;

  const source: PAnsiChar;

  nmatch: apr_size_t;

  pmatch: array of ap_regmatch_t;

  maxlen: apr_size_t

):apr_status_t;