/usr/share/postgresql/9.6/extension/plproxy.control is in postgresql-9.6-plproxy 2.7-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 | # plproxy extension
comment = 'Database partitioning implemented as procedural language'
default_version = '2.7.0'
module_pathname = '$libdir/plproxy'
relocatable = false
# schema = pg_catalog
superuser = true
|