_NOCRL</b> is set and CRL checking is enabled in <i>store</i> then any CRLs in the message itself are ignored.</p>

<p>If the <b>PKCS7_TEXT</b> flag is set MIME headers for type <code>text/plain</code> are deleted from the content. If the content is not of type <code>text/plain</code> then an error is returned.</p>

<p>If <b>PKCS7_NOVERIFY</b> is set the signer&#39;s certificates are not chain verified.</p>

<p>If <b>PKCS7_NOCHAIN</b> is set then the certificates contained in the message are not used as unt