/usr/share/postgresql/9.1/contrib/pgpool-walrecrunning.sql is in postgresql-9.1-pgpool2 3.1.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | CREATE OR REPLACE FUNCTION pgpool_walrecrunning()
RETURNS bool
AS '$libdir/pgpool-walrecrunning', 'pgpool_walrecrunning'
LANGUAGE C VOLATILE STRICT;
|