/usr/share/postgresql/9.3/extension/pgmemcache.control is in postgresql-9.3-pgmemcache 2.0.6-2.
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 | # pgmemcache extension
comment = 'A PostgreSQL API based on libmemcached to interface with memcached.'
default_version = '2.0.6'
module_pathname = '$libdir/pgmemcache'
relocatable = true
|