ldns-notify -version (return code: 0)
ldns version 1.6.17
Written by NLnet Labs.
Copyright (C) 2001-2008 NLnet Labs. This is free software.
There is NO warranty; not even for MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE.
ldns-notify --help (return code: 1)
ldns-notify: invalid option -- '-'
usage: ldns-notify [other options] -z zone <servers>
Ldns notify utility
Supported options:
-z zone The zone
-s version SOA version number to include
-y key:data TSIG sign the query
-p port port to use to send to
-v Print version information
-d Print verbose debug information
-r num max number of retries (15)
-h Print this help information
Report bugs to <ldns-team@nlnetlabs.nl>