not

src/freedombone

     if [ ! -f "/etc/aliases" ]; then
         touch /etc/aliases
     fi
-    if grep -q "www-data: root" /etc/aliases; then
+    if ! grep -q "www-data: root" /etc/aliases; then
         echo 'www-data: root' >> /etc/aliases
     fi
-    if grep -q "/var/www/$MICROBLOG_DOMAIN_NAME/htdocs/scripts/maildaemon.php" /etc/aliases; then
+    if ! grep -q "/var/www/$MICROBLOG_DOMAIN_NAME/htdocs/scripts/maildaemon.php" /etc/aliases; then
         echo "*: /var/www/$MICROBLOG_DOMAIN_NAME/htdocs/scripts/maildaemon.php" >> /etc/aliases
     fi
     newaliases