/usr/bin/pil is in picolisp 3.1.5.2-2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 | #!/usr/bin/picolisp /usr/lib/picolisp/lib.l
(load "@lib/misc.l" "@lib/btree.l" "@lib/db.l" "@lib/pilog.l")
|