398     if (nid == NID_undef)  in nid_cb()
400     if (nid == NID_undef)  in nid_cb()
402     if (nid == NID_undef)  in nid_cb()
698      NID_undef, -1, EVP_PKEY_ED25519, SSL_PKEY_ED25519,
699      NID_undef, NID_undef},
701      NID_undef, -1, EVP_PKEY_ED448, SSL_PKEY_ED448,
702      NID_undef, NID_undef},
705      NID_ecdsa_with_SHA224, NID_undef},
708      NID_ecdsa_with_SHA1, NID_undef},
712      NID_undef, NID_undef},
715      NID_undef, NID_undef},
718      NID_undef, NID_undef},
721      NID_undef, NID_undef},
724      NID_undef, NID_undef},
727      NID_undef, NID_undef},
730      NID_sha256WithRSAEncryption, NID_undef},
733      NID_sha384WithRSAEncryption, NID_undef},
736      NID_sha512WithRSAEncryption, NID_undef},
739      NID_sha224WithRSAEncryption, NID_undef},
742      NID_sha1WithRSAEncryption, NID_undef},
746      NID_dsa_with_SHA256, NID_undef},
749      NID_undef, NID_undef},
752      NID_undef, NID_undef},
755      NID_undef, NID_undef},
758      NID_dsaWithSHA1, NID_undef},
764      NID_undef, NID_undef},
768      NID_undef, NID_undef},
772      NID_undef, NID_undef}
780      NID_undef, NID_undef
819     if (lu->hash == NID_undef) {  in tls1_lookup_md()
985                 && lu->curve != NID_undef  in tls_check_sigalg_curve()
1085             if (lu->curve != NID_undef && curve != lu->curve) {  in tls12_check_peer_sigalg()
1143                       md != NULL ? EVP_MD_type(md) : NID_undef,  in tls12_check_peer_sigalg()
1895             *psign = lu != NULL ? lu->sig : NID_undef;  in SSL_get_sigalgs()
1897             *phash = lu != NULL ? lu->hash : NID_undef;  in SSL_get_sigalgs()
1899             *psignhash = lu != NULL ? lu->sigandhash : NID_undef;  in SSL_get_sigalgs()
1949         if (*phash == NID_undef)  in get_sigorhash()
1962     int sig_alg = NID_undef, hash_alg = NID_undef;  in sig_cb()
1998         if (sig_alg == NID_undef || hash_alg == NID_undef)  in sig_cb()
2523     if (nid == NID_undef)  in ssl_security_cert_sig()
2716             if (lu->curve != NID_undef && curve != lu->curve)  in find_sig_alg()