Bug#62107: bug in apt-get -b source package

[Mark Tearle <mtearle@tartarus.uwa.edu.au>]

Package: apt
Version: 0.3.16

apt-get -b source <package> bombs out if debhelper not installed

phregia:/home/mtearle# apt-get -b source apache
Reading Package Lists... Done
Building Dependency Tree... Done
Need to get 0B/2007kB of source archives.
dpkg-source: extracting apache in apache-1.3.9
dpkg-buildpackage: source package is apache
dpkg-buildpackage: source version is 1.3.9-12
dpkg-buildpackage: source maintainer is Johnie Ingram <johnie@debian.org>
 debian/rules clean DEB_BUILD_ARCH=i386 DEB_BUILD_GNU_CPU=i386 DEB_BUILD_GNU_SYSTEM=linux DEB_BUILD_GNU_TYPE=i386-linux DEB_HOST_ARCH=i386 DEB_HOST_GNU_CPU=i386 DEB_HOST_GNU_SYSTEM=linux DEB_HOST_GNU_TYPE=i386-linux
dh_testdir
/bin/bash: dh_testdir: command not found
make: *** [clean] Error 127
Build command 'cd apache-1.3.9 && dpkg-buildpackage -b -uc' failed.
E: Child process failed
phregia:/home/mtearle#