int pkey_ctrl_string(EVP_PKEY_CTX *ctx, char *value);
int init_gen_str(BIO *err, EVP_PKEY_CTX **pctx,
const char *algname, ENGINE *e, int do_param);
+int do_X509_sign(BIO *err, X509 *x, EVP_PKEY *pkey, const EVP_MD *md,
+ STACK_OF(OPENSSL_STRING) *sigopts);
+int do_X509_REQ_sign(BIO *err, X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md,
+ STACK_OF(OPENSSL_STRING) *sigopts);
#ifndef OPENSSL_NO_PSK
extern char *psk_key;
#endif