some old eth* functions will be duplicated

include/mcl/bn.h

@@ -226,6 +226,7 @@ MCLBN_DLL_API int mclBn_setMapToMode(int mode);
 	return 0 if success
 	@note append zero byte to msg if necessary
 */
+// deprecated
 MCLBN_DLL_API int mclBn_ethMsgToFp2(mclBnFp2 *out, const void *msg, size_t msgSize, uint8_t ctr, const void *dst, size_t dstSize);
 
 /*
@@ -240,6 +241,7 @@ MCLBN_DLL_API int mclBn_ethFp2ToG2(mclBnG2 *out, const mclBnFp2 *t1, const mclBn
 	@note append zero byte to msg if necessary
 	return 0 if success
 */
+// deprecated
 MCLBN_DLL_API int mclBn_ethMsgToG2(mclBnG2 *out, const void *msg, size_t msgSize, const void *dst, size_t dstSize);
 
 ////////////////////////////////////////////////

include/mcl/bn.hpp

@@ -2208,6 +2208,7 @@ inline const Fr& getG2cofactorAdjInv()
 	return BN::param.mapTo.g2cofactorAdjInv_;
 }
 
+// deprecated
 inline bool ethMsgToFp2(Fp2& out, const void *msg, size_t msgSize, uint8_t ctr, const void *dst, size_t dstSize)
 {
 	if (!BN::param.isBLS12) return false;
@@ -2222,6 +2223,7 @@ inline bool ethFp2ToG2(G2& out, const Fp2& t1, const Fp2 *t2 = 0)
 	return true;
 }
 
+// deprecated
 inline bool ethMsgToG2(G2& out, const void *msg, size_t msgSize, const void *dst, size_t dstSize)
 {
 	if (!BN::param.isBLS12) return false;