SMBAUTH_CHAL_SZ
char combined_challenge[SMBAUTH_CHAL_SZ];
user_info.lg_challenge_key.len = SMBAUTH_CHAL_SZ;
user_info.lg_lm_password.len >= SMBAUTH_CHAL_SZ &&
unsigned char ndb_clnt_challenge[SMBAUTH_CHAL_SZ];
#define NTLM_CHAL_SZ SMBAUTH_CHAL_SZ /* challenge size */
clnt_challenge, SMBAUTH_CHAL_SZ,