+ X509_ACERT *PEM_read_bio_X509_ACERT(BIO *bp, X509_ACERT **x,
+ pem_password_cb *cb, void *u);
+ X509_ACERT *PEM_read_X509_ACERT(FILE *fp, X509_ACERT **x,
+ pem_password_cb *cb, void *u);
+ int PEM_write_bio_X509_ACERT(BIO *bp, X509_ACERT *x);
+ int PEM_write_X509_ACERT(FILE *fp, X509_ACERT *x);
+