Bug 11135: avoid logging warnings if OVERRIDE_SYSPREF_NAME is not set
[koha_fer] / reserve /
drwxr-xr-x   ..
-rwxr-xr-x 3200 modrequest.pl
-rwxr-xr-x 1967 modrequest_suspendall.pl
-rwxr-xr-x 5191 placerequest.pl
-rwxr-xr-x 4149 renewscript.pl
-rwxr-xr-x 23032 request.pl