[ plus remove just a little darn trailing whitespace ]
Reference(s):
. systemd migrated to library
commit 9d8ad6419f9f16978b7e9e769b7acb085f317058
. added library documentation
commit a74fb8fade82ad624703bb1bc7395cf0aacaeaa9
Signed-off-by: Jim Warner <james.warner@comcast.net>