VM: fixing up additional cleaning

diff --git a/vm/d-i/tools/initial_setup b/vm/d-i/tools/initial_setup
index 9e17dd25566d838dc22db526715320fe9fa632a7..93b111107b5d95ecd3cde88e82307645a0324140 100755 (executable)
--- a/vm/d-i/tools/initial_setup
+++ b/vm/d-i/tools/initial_setup
@@ -79,13 +79,13 @@ apt-get install --no-install-recommends -y \
 # Clean-up installed development files which got pulled in for
 # VM guest additions (to build kernel modules via DKMS)
 apt-get purge -y libc6-dev
-dpkg -l | grep '^ii.*linux-headers' | xargs -r apt-get purge -y
+dpkg -l | awk '/^ii.*[ \t]linux-headers/{print $2;}' | xargs -r apt-get purge -y
 
 # Gnome optional pulled by gnome-core:
 apt-get purge -y gnome-core evolution-common evolution libevolution
 
 # And utter cleanup
-apt-get autoremove
+apt-get -y autoremove
 
 # intermediate cleanup to prevent virtual harddrive from fragmenting too much
 find /var/cache/apt/archives/ -name '*.deb' -delete