Add missing prototype to x509.h

diff --git a/crypto/x509/x509.h b/crypto/x509/x509.h
index 191f5ab6a60cdbbaba1a923a001c3d2a7584dbd0..e86a7fd74401ddd1738864939f63c891d11b4bf6 100644 (file)
--- a/crypto/x509/x509.h
+++ b/crypto/x509/x509.h
@@ -970,6 +970,7 @@ int                 X509_chain_check_suiteb(int *perror_depth,
                                                unsigned long flags);
 int            X509_CRL_check_suiteb(X509_CRL *crl, EVP_PKEY *pk,
                                                unsigned long flags);
+STACK_OF(X509) *X509_chain_up_ref(STACK_OF(X509) *chain);
 
 int            X509_issuer_and_serial_cmp(const X509 *a, const X509 *b);
 unsigned long  X509_issuer_and_serial_hash(X509 *a);