Add identifiers for Brainpool curves
diff --git a/include/polarssl/config.h b/include/polarssl/config.h
index bd12343..6208c42 100644
--- a/include/polarssl/config.h
+++ b/include/polarssl/config.h
@@ -241,6 +241,9 @@
 #define POLARSSL_ECP_DP_SECP256R1_ENABLED
 #define POLARSSL_ECP_DP_SECP384R1_ENABLED
 #define POLARSSL_ECP_DP_SECP521R1_ENABLED
+#define POLARSSL_ECP_DP_BP256R1_ENABLED
+#define POLARSSL_ECP_DP_BP384R1_ENABLED
+#define POLARSSL_ECP_DP_BP512R1_ENABLED
 
 /**
  * \def POLARSSL_KEY_EXCHANGE_PSK_ENABLED