--- 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