/usr/bin/check-sendfile is in sendfile 2.1b.20080616-5.3.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | #!/bin/sh
if [ ! -z "`receive -l 2>/dev/null`" ]; then
echo
echo 'You have files in your spool directory. Type "receive"'
echo
fi
|