kmf_is_crl_file
extern KMF_RETURN kmf_is_crl_file(KMF_HANDLE_T, char *, KMF_ENCODE_FORMAT *);
if (kmf_is_crl_file(handle, tempfn, pformat) != KMF_OK) {
ret = kmf_is_crl_file(handle, crlfilename, &format);
ret = kmf_is_crl_file(handle, crlfile, &format);
ret = kmf_is_crl_file(handle, crlfile, &format);
ret = kmf_is_crl_file(handle, crlfile, &format);
ret = kmf_is_crl_file(handle, crlfile, &format);
ret = kmf_is_crl_file(handle, crlname, &crl_format);