@@ -652,7 +652,8 @@ SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_seckey_negate(
652652SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_privkey_negate (
653653 const secp256k1_context * ctx ,
654654 unsigned char * seckey
655- ) SECP256K1_ARG_NONNULL (1 ) SECP256K1_ARG_NONNULL (2 );
655+ ) SECP256K1_ARG_NONNULL (1 ) SECP256K1_ARG_NONNULL (2 )
656+ SECP256K1_DEPRECATED ("Use secp256k1_ec_seckey_negate instead ");
656657
657658/** Negates a public key in place.
658659 *
@@ -692,7 +693,8 @@ SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_privkey_tweak_add(
692693 const secp256k1_context * ctx ,
693694 unsigned char * seckey ,
694695 const unsigned char * tweak32
695- ) SECP256K1_ARG_NONNULL (1 ) SECP256K1_ARG_NONNULL (2 ) SECP256K1_ARG_NONNULL (3 );
696+ ) SECP256K1_ARG_NONNULL (1 ) SECP256K1_ARG_NONNULL (2 ) SECP256K1_ARG_NONNULL (3 )
697+ SECP256K1_DEPRECATED ("Use secp256k1_ec_seckey_tweak_add instead ");
696698
697699/** Tweak a public key by adding tweak times the generator to it.
698700 *
@@ -738,7 +740,8 @@ SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_privkey_tweak_mul(
738740 const secp256k1_context * ctx ,
739741 unsigned char * seckey ,
740742 const unsigned char * tweak32
741- ) SECP256K1_ARG_NONNULL (1 ) SECP256K1_ARG_NONNULL (2 ) SECP256K1_ARG_NONNULL (3 );
743+ ) SECP256K1_ARG_NONNULL (1 ) SECP256K1_ARG_NONNULL (2 ) SECP256K1_ARG_NONNULL (3 )
744+ SECP256K1_DEPRECATED ("Use secp256k1_ec_seckey_tweak_mul instead ");
742745
743746/** Tweak a public key by multiplying it by a tweak value.
744747 *
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