Spamdyke's chkuser replacement
- # wget https://www.spamdyke.org/releases/spamdyke-5.0.1.tgz
 - # tar zxvf spamdyke-5.0.1.tgz
 - # cd spamdyke-5.0.1/spamdyke-qrv
 - # VALIAS_PATH=/home/vpopmail/bin/valias VUSERINFO_PATH=/home/vpopmail/bin/vuserinfo ./configure --with-vpopmail-support --with-excessive-output
 - # make install
 - # mv /usr/local/bin/spamdyke-qrv /opt/spamdyke/bin
 - # chmod u+s /opt/spamdyke/bin/spamdyke-qrv
 - # ln -s /opt/spamdyke/bin/spamdyke-qrv /usr/bin/spamdyke-qrv
 - # vi /etc/spamdyke/spamdyke.conf (Add settings)
- reject-recipient=unavailable
 - recipient-validation-command=/usr/bin/spamdyke-qrv -v -d
 
 - # vi /home/vpopmail/domains/mydomain.com/.qmail-default (Edit) 
- |/home/vpopmail/bin/vdelivermail '' bounce-no-mailbox
 
 
