r9827: Convert 'passdb backend' rather then 'passdb backends'
tree7bf21de521bced0ef7b3f46aed687d1a60baeaa3
-rw-r--r-- 17982 COPYING
-rw-r--r-- 4641 howto.txt
drwxr-xr-x - packaging
-rw-r--r-- 30875 prog_guide.txt
drwxr-xr-x - source
drwxr-xr-x - swat
-rw-r--r-- 2478 swat2.txt
drwxr-xr-x - testdata
drwxr-xr-x - testprogs