--- /dev/null
+--- a/crypto/ec/ec_kmeth.c
++++ b/crypto/ec/ec_kmeth.c
+@@ -74,12 +74,12 @@ static const EC_KEY_METHOD openssl_ec_ke
+ .keygen = ec_key_gen,
+ .compute_key = ecdh_compute_key,
+
+- .sign = ecdsa_sign,
+- .sign_setup = ecdsa_sign_setup,
+- .sign_sig = ecdsa_sign_sig,
++ .sign = libressl_ecdsa_sign,
++ .sign_setup = libressl_ecdsa_sign_setup,
++ .sign_sig = libressl_ecdsa_sign_sig,
+
+- .verify = ecdsa_verify,
+- .verify_sig = ecdsa_verify_sig,
++ .verify = libressl_ecdsa_verify,
++ .verify_sig = libressl_ecdsa_verify_sig,
+ };
+
+ const EC_KEY_METHOD *default_ec_key_meth = &openssl_ec_key_method;
+--- a/crypto/ec/ec_local.h
++++ b/crypto/ec/ec_local.h
+@@ -342,9 +342,9 @@ struct ec_key_method_st {
+ int ec_key_gen(EC_KEY *eckey);
+ int ecdh_compute_key(unsigned char **out, size_t *out_len,
+ const EC_POINT *pub_key, const EC_KEY *ecdh);
+-int ecdsa_verify(int type, const unsigned char *dgst, int dgst_len,
++int libressl_ecdsa_verify(int type, const unsigned char *dgst, int dgst_len,
+ const unsigned char *sigbuf, int sig_len, EC_KEY *eckey);
+-int ecdsa_verify_sig(const unsigned char *dgst, int dgst_len,
++int libressl_ecdsa_verify_sig(const unsigned char *dgst, int dgst_len,
+ const ECDSA_SIG *sig, EC_KEY *eckey);
+
+ /*
+--- a/crypto/ecdsa/ecdsa.c
++++ b/crypto/ecdsa/ecdsa.c
+@@ -217,7 +217,7 @@ ecdsa_prepare_digest(const unsigned char
+ }
+
+ int
+-ecdsa_sign(int type, const unsigned char *digest, int digest_len,
++libressl_ecdsa_sign(int type, const unsigned char *digest, int digest_len,
+ unsigned char *signature, unsigned int *signature_len, const BIGNUM *kinv,
+ const BIGNUM *r, EC_KEY *key)
+ {
+@@ -266,7 +266,7 @@ LCRYPTO_ALIAS(ECDSA_sign);
+ */
+
+ int
+-ecdsa_sign_setup(EC_KEY *key, BN_CTX *in_ctx, BIGNUM **out_kinv, BIGNUM **out_r)
++libressl_ecdsa_sign_setup(EC_KEY *key, BN_CTX *in_ctx, BIGNUM **out_kinv, BIGNUM **out_r)
+ {
+ const EC_GROUP *group;
+ EC_POINT *point = NULL;
+@@ -517,7 +517,7 @@ ecdsa_compute_s(BIGNUM **out_s, const BI
+ */
+
+ ECDSA_SIG *
+-ecdsa_sign_sig(const unsigned char *digest, int digest_len,
++libressl_ecdsa_sign_sig(const unsigned char *digest, int digest_len,
+ const BIGNUM *in_kinv, const BIGNUM *in_r, EC_KEY *key)
+ {
+ BN_CTX *ctx = NULL;
+@@ -600,7 +600,7 @@ ECDSA_do_sign(const unsigned char *diges
+ LCRYPTO_ALIAS(ECDSA_do_sign);
+
+ int
+-ecdsa_verify(int type, const unsigned char *digest, int digest_len,
++libressl_ecdsa_verify(int type, const unsigned char *digest, int digest_len,
+ const unsigned char *sigbuf, int sig_len, EC_KEY *key)
+ {
+ ECDSA_SIG *s;
+@@ -649,7 +649,7 @@ LCRYPTO_ALIAS(ECDSA_verify);
+ */
+
+ int
+-ecdsa_verify_sig(const unsigned char *digest, int digest_len,
++libressl_ecdsa_verify_sig(const unsigned char *digest, int digest_len,
+ const ECDSA_SIG *sig, EC_KEY *key)
+ {
+ const EC_GROUP *group;
+--- a/crypto/ecdsa/ecdsa_local.h
++++ b/crypto/ecdsa/ecdsa_local.h
+@@ -68,12 +68,12 @@ struct ECDSA_SIG_st {
+ BIGNUM *s;
+ };
+
+-int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *in_ctx, BIGNUM **out_kinv,
++int libressl_ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *in_ctx, BIGNUM **out_kinv,
+ BIGNUM **out_r);
+-int ecdsa_sign(int type, const unsigned char *digest, int digest_len,
++int libressl_ecdsa_sign(int type, const unsigned char *digest, int digest_len,
+ unsigned char *signature, unsigned int *signature_len, const BIGNUM *kinv,
+ const BIGNUM *r, EC_KEY *eckey);
+-ECDSA_SIG *ecdsa_sign_sig(const unsigned char *digest, int digest_len,
++ECDSA_SIG *libressl_ecdsa_sign_sig(const unsigned char *digest, int digest_len,
+ const BIGNUM *in_kinv, const BIGNUM *in_r, EC_KEY *eckey);
+
+ __END_HIDDEN_DECLS