Symbol: i2d_EC_PRIVATEKEY
crypto/libressl/crypto/ec/ec_asn1.c
1495
if ((ret = i2d_EC_PRIVATEKEY(priv_key, out)) == 0) {
crypto/libressl/crypto/ec/ec_asn1.c
636
int i2d_EC_PRIVATEKEY(const EC_PRIVATEKEY *a, unsigned char **out);