-static OSSL_OP_cipher_encrypt_init_fn aes_ocb_einit;
-static OSSL_OP_cipher_decrypt_init_fn aes_ocb_dinit;
-static OSSL_OP_cipher_update_fn aes_ocb_block_update;
-static OSSL_OP_cipher_final_fn aes_ocb_block_final;
-static OSSL_OP_cipher_cipher_fn aes_ocb_cipher;
-static OSSL_OP_cipher_freectx_fn aes_ocb_freectx;
-static OSSL_OP_cipher_dupctx_fn aes_ocb_dupctx;
-static OSSL_OP_cipher_get_ctx_params_fn aes_ocb_get_ctx_params;
-static OSSL_OP_cipher_set_ctx_params_fn aes_ocb_set_ctx_params;
+static OSSL_FUNC_cipher_encrypt_init_fn aes_ocb_einit;
+static OSSL_FUNC_cipher_decrypt_init_fn aes_ocb_dinit;
+static OSSL_FUNC_cipher_update_fn aes_ocb_block_update;
+static OSSL_FUNC_cipher_final_fn aes_ocb_block_final;
+static OSSL_FUNC_cipher_cipher_fn aes_ocb_cipher;
+static OSSL_FUNC_cipher_freectx_fn aes_ocb_freectx;
+static OSSL_FUNC_cipher_dupctx_fn aes_ocb_dupctx;
+static OSSL_FUNC_cipher_get_ctx_params_fn aes_ocb_get_ctx_params;
+static OSSL_FUNC_cipher_set_ctx_params_fn aes_ocb_set_ctx_params;