Here is a list of all variables with links to the files they belong to:

### - a -

- ldns_algorithms : ldns.h, host2str.c

### - c -

- ldns_cert_algorithms : ldns.h, host2str.c
- ldns_certificate_types : ldns.h

### - d -

- ldns_directive_types : parse.c

### - e -

- ldns_edns_flags : ldns.h, packet.c
- ldns_error_str : error.h, error.c

### - h -

- ldns_hashes : host2str.c

### - n -

- NoOpenDTLSv1 : dane.c
- NoOpenSSLCompression : dane.c
- NoOpenSSLv2 : dane.c
- NoOpenSSLv3 : dane.c
- NoOpenTLSv1 : dane.c

### - o -

- ldns_opcodes : ldns.h, host2str.c
- ldns_output_format_bubblebabble : host2str.h, host2str.c
- ldns_output_format_bubblebabble_record : host2str.c
- ldns_output_format_default : host2str.h, host2str.c
- ldns_output_format_nocomments : host2str.h, host2str.c
- ldns_output_format_nocomments_record : host2str.c
- ldns_output_format_onlykeyids : host2str.h, host2str.c
- ldns_output_format_onlykeyids_record : host2str.c

### - p -

- prog : ldns-signzone.c

### - r -

- ldns_rbtree_null_node : rbtree.h, rbtree.c
- ldns_rcodes : ldns.h, host2str.c
- ldns_rr_classes : ldns.h, host2str.c

### - s -

- ldns_signing_algorithms : keys.h, keys.c

### - v -

- verbosity : ldns-signzone.c