238                    int klen, pem_password_cb *callback, void *u)  in PEM_ASN1_write()  argument
248     ret = PEM_ASN1_write_bio(i2d, name, b, x, enc, kstr, klen, callback, u);  in PEM_ASN1_write()
256                        int klen, pem_password_cb *callback, void *u)  in PEM_ASN1_write_bio()  argument
293             klen = 0;  in PEM_ASN1_write_bio()
296             klen = (*callback) (buf, PEM_BUFSIZE, 1, u);  in PEM_ASN1_write_bio()
297             if (klen <= 0) {  in PEM_ASN1_write_bio()
310         if (!EVP_BytesToKey(enc, EVP_md5(), iv, kstr, klen, 1, key, NULL))  in PEM_ASN1_write_bio()
353     int i = 0, j, o, klen;  in PEM_do_header()  local
364     klen = 0;  in PEM_do_header()
367     klen = callback(buf, PEM_BUFSIZE, 0, u);  in PEM_do_header()
368     if (klen <= 0) {  in PEM_do_header()
374                         (unsigned char *)buf, klen, 1, key, NULL))  in PEM_do_header()