i2d_RSA_PUBKEY
return PEM_ASN1_write((i2d_of_void *)i2d_RSA_PUBKEY, PEM_STRING_PUBLIC, fp,
return PEM_ASN1_write_bio((i2d_of_void *)i2d_RSA_PUBKEY, PEM_STRING_PUBLIC, bp,
int i2d_RSA_PUBKEY(RSA *a,unsigned char **pp);