On Thu, Apr 24, 2008 at 5:32 PM, Ignacio Vazquez-Abrams ivazqueznet@gmail.com wrote:
$ ldd /usr/sbin/sendmail.sendmail | grep wrap libwrap.so.0 => /usr/lib/libwrap.so.0 (0x00319000)
This means that sendmail is a valid option for hosts.allow or hosts.deny as sendmail has been compiled with support for libwrap.
~Jeffrey