int PEM_SealInit(PEM_ENCODE_SEAL_CTX *ctx, EVP_CIPHER *type, EVP_MD *md_type,
unsigned char **ek, int *ekl, unsigned char *iv, EVP_PKEY **pubk,
int PEM_SealInit(PEM_ENCODE_SEAL_CTX *ctx, EVP_CIPHER *type, EVP_MD *md_type,
unsigned char **ek, int *ekl, unsigned char *iv, EVP_PKEY **pubk,