The system file is always in the absolute path /etc/, not relative.
David Fetter
at <filename>~/.pg_service.conf</filename> or the location
specified by the environment variable <envar>PGSERVICEFILE</envar>,
or it can be a system-wide file
- at <filename>etc/pg_service.conf</filename> or in the directory
+ at <filename>/etc/pg_service.conf</filename> or in the directory
specified by the environment variable
<envar>PGSYSCONFDIR</envar>. If service definitions with the same
name exist in the user and the system file, the user file takes