diff --git a/ssl/ssl_lib.c b/ssl/ssl_lib.c
index 05047e916390f..d457aa72c2146 100644
--- a/ssl/ssl_lib.c
+++ b/ssl/ssl_lib.c
@@ -3189,15 +3189,6 @@ long SSL_CTX_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp) (void))
     }
 }
 
-int ssl_cipher_id_cmp(const SSL_CIPHER *a, const SSL_CIPHER *b)
-{
-    if (a->id > b->id)
-        return 1;
-    if (a->id < b->id)
-        return -1;
-    return 0;
-}
-
 int ssl_cipher_ptr_id_cmp(const SSL_CIPHER *const *ap,
                           const SSL_CIPHER *const *bp)
 {
@@ -4795,11 +4786,6 @@ int ssl_undefined_void_function(void)
     return 0;
 }
 
-int ssl_undefined_const_function(const SSL *s)
-{
-    return 0;
-}
-
 const char *ssl_protocol_to_string(int version)
 {
     switch (version)
diff --git a/ssl/ssl_local.h b/ssl/ssl_local.h
index 9083ec2f3bb63..6007b884335e1 100644
--- a/ssl/ssl_local.h
+++ b/ssl/ssl_local.h
@@ -79,12 +79,8 @@
 # define SSL_kRSA                0x00000001U
 /* tmp DH key no DH cert */
 # define SSL_kDHE                0x00000002U
-/* synonym */
-# define SSL_kEDH                SSL_kDHE
 /* ephemeral ECDH */
 # define SSL_kECDHE              0x00000004U
-/* synonym */
-# define SSL_kEECDH              SSL_kECDHE
 /* PSK */
 # define SSL_kPSK                0x00000008U
 /* GOST key exchange */
@@ -369,12 +365,6 @@
  * SSL_aDSS <- DSA_SIGN
  */
 
-/*-
-#define CERT_INVALID            0
-#define CERT_PUBLIC_KEY         1
-#define CERT_PRIVATE_KEY        2
-*/
-
 /* Certificate Type State */
 # define OSSL_CERT_TYPE_CTOS_NONE    0
 # define OSSL_CERT_TYPE_CTOS_GOOD    1
@@ -1869,12 +1859,6 @@ typedef struct sigalg_lookup_st {
 /* Max MTU overhead we know about so far is 40 for IPv6 + 8 for UDP */
 # define DTLS1_MAX_MTU_OVERHEAD                   48
 
-/*
- * Flag used in message reuse to indicate the buffer contains the record
- * header as well as the handshake message header.
- */
-# define DTLS1_SKIP_RECORD_HEADER                 2
-
 struct dtls1_retransmit_state {
     const OSSL_RECORD_METHOD *wrlmethod;
     OSSL_RECORD_LAYER *wrl;
@@ -2109,8 +2093,6 @@ typedef struct cert_st {
     CRYPTO_REF_COUNT references;             /* >1 only if SSL_copy_session_id is used */
 } CERT;
 
-# define FP_ICC  (int (*)(const void *,const void *))
-
 /*
  * This is for the SSLv3/TLSv1.0 differences in crypto/hash stuff It is a bit
  * of a mess of functions, but hell, think of it as an opaque structure :-)
@@ -2221,9 +2203,6 @@ typedef enum downgrade_en {
 #define SSL_USE_PSS(s) (s->s3.tmp.peer_sigalg != NULL && \
                         s->s3.tmp.peer_sigalg->sig == EVP_PKEY_RSA_PSS)
 
-/* A dummy signature value not valid for TLSv1.2 signature algs */
-#define TLSEXT_signature_rsa_pss                                0x0101
-
 /* TLSv1.3 downgrade protection sentinel values */
 extern const unsigned char tls11downgrade[8];
 extern const unsigned char tls12downgrade[8];
@@ -2472,7 +2451,6 @@ __owur SSL_SESSION *lookup_sess_in_cache(SSL_CONNECTION *s,
                                          size_t sess_id_len);
 __owur int ssl_get_prev_session(SSL_CONNECTION *s, CLIENTHELLO_MSG *hello);
 __owur SSL_SESSION *ssl_session_dup(const SSL_SESSION *src, int ticket);
-__owur int ssl_cipher_id_cmp(const SSL_CIPHER *a, const SSL_CIPHER *b);
 DECLARE_OBJ_BSEARCH_GLOBAL_CMP_FN(SSL_CIPHER, SSL_CIPHER, ssl_cipher_id);
 __owur int ssl_cipher_ptr_id_cmp(const SSL_CIPHER *const *ap,
                                  const SSL_CIPHER *const *bp);
@@ -2536,7 +2514,6 @@ __owur const SSL_CERT_LOOKUP *ssl_cert_lookup_by_idx(size_t idx, SSL_CTX *ctx);
 
 int ssl_undefined_function(SSL *s);
 __owur int ssl_undefined_void_function(void);
-__owur int ssl_undefined_const_function(const SSL *s);
 __owur int ssl_get_server_cert_serverinfo(SSL_CONNECTION *s,
                                           const unsigned char **serverinfo,
                                           size_t *serverinfo_length);
@@ -2910,8 +2887,6 @@ __owur int custom_exts_copy_flags(custom_ext_methods *dst,
                                   const custom_ext_methods *src);
 void custom_exts_free(custom_ext_methods *exts);
 
-void ssl_comp_free_compression_methods_int(void);
-
 /* ssl_mcnf.c */
 int ssl_ctx_system_config(SSL_CTX *ctx);