=> Bootstrap dependency digest>=20010302: found digest-20121220
===> Installing for viewvc-1.1.17
=> Creating installation directories
(cd /usr/pkgsrc/work/www/viewvc/work/viewvc-1.1.17 &&  /usr/pkg/bin/python2.7  viewvc-install --prefix=/usr/pkg/share/viewvc --destdir=/usr/pkgsrc/work/www/viewvc/work/.destdir)
Traceback (most recent call last):
  File "viewvc-install", line 31, in <module>
    import viewvc
  File "lib/viewvc.py", line 45, in <module>
    import popen
  File "lib/popen.py", line 25, in <module>
    import threading
  File "/usr/pkg/lib/python2.7/threading.py", line 6, in <module>
    import thread
ImportError: No module named thread
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/www/viewvc
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/www/viewvc