ECDSA_SIG          87 extra_lib/include/openssl/ecdsa.h ECDSA_SIG *ECDSA_SIG_new(void);
ECDSA_SIG          92 extra_lib/include/openssl/ecdsa.h void	  ECDSA_SIG_free(ECDSA_SIG *sig);
ECDSA_SIG         100 extra_lib/include/openssl/ecdsa.h int	  i2d_ECDSA_SIG(const ECDSA_SIG *sig, unsigned char **pp);
ECDSA_SIG         109 extra_lib/include/openssl/ecdsa.h ECDSA_SIG *d2i_ECDSA_SIG(ECDSA_SIG **sig, const unsigned char **pp, long len);
ECDSA_SIG         118 extra_lib/include/openssl/ecdsa.h ECDSA_SIG *ECDSA_do_sign(const unsigned char *dgst,int dgst_len,EC_KEY *eckey);
ECDSA_SIG         130 extra_lib/include/openssl/ecdsa.h ECDSA_SIG *ECDSA_do_sign_ex(const unsigned char *dgst, int dgstlen, 
ECDSA_SIG         143 extra_lib/include/openssl/ecdsa.h 		const ECDSA_SIG *sig, EC_KEY* eckey);