'ls-mail-sync' => [ '[FILTER]', 'list mail sync folders',
qw(z|0 globoff|g invert-match|v local remote), @c_opt ],
'ls-mail-source' => [ 'URL', 'list IMAP or NNTP mail source folders',
'ls-mail-sync' => [ '[FILTER]', 'list mail sync folders',
qw(z|0 globoff|g invert-match|v local remote), @c_opt ],
'ls-mail-source' => [ 'URL', 'list IMAP or NNTP mail source folders',