diff --git a/include/openssl/base.h b/include/openssl/base.h
index e4ab5319..8468b778 100644
--- a/include/openssl/base.h
+++ b/include/openssl/base.h
@@ -166,13 +166,29 @@ typedef struct AUTHORITY_KEYID_st AUTHORITY_KEYID;
 typedef struct DIST_POINT_st DIST_POINT;
 typedef struct ISSUING_DIST_POINT_st ISSUING_DIST_POINT;
 typedef struct NAME_CONSTRAINTS_st NAME_CONSTRAINTS;
+typedef struct Netscape_certificate_sequence NETSCAPE_CERT_SEQUENCE;
+typedef struct Netscape_spkac_st NETSCAPE_SPKAC;
+typedef struct Netscape_spki_st NETSCAPE_SPKI;
+typedef struct PBE2PARAM_st PBE2PARAM;
+typedef struct PBEPARAM_st PBEPARAM;
+typedef struct PBKDF2PARAM_st PBKDF2PARAM;
 typedef struct X509_POLICY_CACHE_st X509_POLICY_CACHE;
 typedef struct X509_POLICY_LEVEL_st X509_POLICY_LEVEL;
 typedef struct X509_POLICY_NODE_st X509_POLICY_NODE;
 typedef struct X509_POLICY_TREE_st X509_POLICY_TREE;
 typedef struct X509_algor_st X509_ALGOR;
+typedef struct X509_crl_info_st X509_CRL_INFO;
 typedef struct X509_crl_st X509_CRL;
+typedef struct X509_extension_st X509_EXTENSION;
+typedef struct X509_info_st X509_INFO;
+typedef struct X509_name_entry_st X509_NAME_ENTRY;
+typedef struct X509_name_st X509_NAME;
+typedef struct X509_objects_st X509_OBJECTS;
 typedef struct X509_pubkey_st X509_PUBKEY;
+typedef struct X509_req_info_st X509_REQ_INFO;
+typedef struct X509_req_st X509_REQ;
+typedef struct X509_sig_st X509_SIG;
+typedef struct X509_val_st X509_VAL;
 typedef struct bignum_ctx BN_CTX;
 typedef struct bignum_st BIGNUM;
 typedef struct bio_method_st BIO_METHOD;
@@ -205,8 +221,9 @@ typedef struct evp_pkey_st EVP_PKEY;
 typedef struct hmac_ctx_st HMAC_CTX;
 typedef struct md4_state_st MD4_CTX;
 typedef struct md5_state_st MD5_CTX;
-typedef struct pkcs8_priv_key_info_st PKCS8_PRIV_KEY_INFO;
 typedef struct pkcs12_st PKCS12;
+typedef struct pkcs8_priv_key_info_st PKCS8_PRIV_KEY_INFO;
+typedef struct private_key_st X509_PKEY;
 typedef struct rand_meth_st RAND_METHOD;
 typedef struct rc4_key_st RC4_KEY;
 typedef struct rsa_meth_st RSA_METHOD;
@@ -219,11 +236,17 @@ typedef struct ssl_custom_extension SSL_CUSTOM_EXTENSION;
 typedef struct ssl_st SSL;
 typedef struct st_ERR_FNS ERR_FNS;
 typedef struct v3_ext_ctx X509V3_CTX;
+typedef struct x509_attributes_st X509_ATTRIBUTE;
+typedef struct x509_cert_aux_st X509_CERT_AUX;
+typedef struct x509_cert_pair_st X509_CERT_PAIR;
+typedef struct x509_cinf_st X509_CINF;
 typedef struct x509_crl_method_st X509_CRL_METHOD;
 typedef struct x509_revoked_st X509_REVOKED;
 typedef struct x509_st X509;
 typedef struct x509_store_ctx_st X509_STORE_CTX;
 typedef struct x509_store_st X509_STORE;
+typedef struct x509_trust_st X509_TRUST;
+
 typedef void *OPENSSL_BLOCK;