57da74fd34
imply a null node in the DNS tree so a lookup for such a key must clearly fail and with the current info_hesiod.c it does (after calling hes{,iod}_resolve) but returns an error that confuses some programs - eg. apache - so shortcut the process and just return ENOENT for any key starting with "." Patch will be in am-utils 6.1. OK'd by christos