/* DH_check_pub_key error codes */
# define DH_CHECK_PUBKEY_TOO_SMALL 0x01
# define DH_CHECK_PUBKEY_TOO_LARGE 0x02
-# define DH_CHECK_PUBKEY_INVALID 0x03
+# define DH_CHECK_PUBKEY_INVALID 0x04
/*
* primes p where (p-1)/2 is prime too are called "safe"; we define this for