qmail-src 1.03-49.2 (i386 binary) in ubuntu natty

 qmail is a secure, reliable, efficient, simple mail transport system.
 .
 To build a binary deb package, first install the qmail-src package, then
 type the command "build-qmail". If you try "apt-get source --build qmail-src"
 only the qmail-src package will be built. You will need to install qmail-src
 and type the command "build-qmail" to get a usable binary package of qmail.
 Also be sure to build and install ucspi-tcp before installing the binary qmail
 package. Install the ucspi-tcp-src package to get ucspi-tcp.
 .
 This package builds a binary .deb that is FHS compliant and conforms to the
 Debian standards guidelines. The resulting binary packages are not suitable
 for re-distribution.