Basic support for Curve448, similar to the current level of support for Curve25519
diff --git a/include/mbedtls/ecp.h b/include/mbedtls/ecp.h
index b00ba4d..710fc3a 100644
--- a/include/mbedtls/ecp.h
+++ b/include/mbedtls/ecp.h
@@ -72,7 +72,8 @@
     MBEDTLS_ECP_DP_BP256R1,        /*!< 256-bits Brainpool curve */
     MBEDTLS_ECP_DP_BP384R1,        /*!< 384-bits Brainpool curve */
     MBEDTLS_ECP_DP_BP512R1,        /*!< 512-bits Brainpool curve */
-    MBEDTLS_ECP_DP_CURVE25519,           /*!< Curve25519               */
+    MBEDTLS_ECP_DP_CURVE25519,     /*!< Curve25519               */
+    MBEDTLS_ECP_DP_CURVE448,       /*!< Curve448                 */
     MBEDTLS_ECP_DP_SECP192K1,      /*!< 192-bits "Koblitz" curve */
     MBEDTLS_ECP_DP_SECP224K1,      /*!< 224-bits "Koblitz" curve */
     MBEDTLS_ECP_DP_SECP256K1,      /*!< 256-bits "Koblitz" curve */