/usr/share/sawfish/lisp/edge-flip.jlc is in sawfish-data 1:1.11.90-1.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/sawfish/lisp/sawfish/wm/edge/flip.jlc
/usr/share/sawfish/lisp/sawfish/wm/edge/flip.jlc