--- bin/authentication_milter.orig	2024-10-11 04:07:26 UTC
+++ bin/authentication_milter
@@ -15,7 +15,7 @@ use Mail::Milter::Authentication::Protocol::SMTP;
 use Mail::Milter::Authentication::Protocol::SMTP;
 
 # CONFIG
-my $pid_file = '/run/authentication_milter.pid';
+my $pid_file = '%%RUNDIR%%/authentication_milter.pid';
 my $daemon = 0;
 my $help   = 0;
 my $prefix;
@@ -195,11 +195,11 @@ version 3.20241011
 =item --pidfile <file>
 
   Write the process PID to the given file.
-  defaults to /run/authentication_milter.pid
+  defaults to %%RUNDIR%%/authentication_milter.pid
 
 =item --prefix <dir>
 
-  Read configuration from dir rather than /etc/
+  Read configuration from dir rather than %%ETCDIR%%
 
 =item -i|--ident <ident>
 
@@ -212,7 +212,7 @@ version 3.20241011
 
 =head1 CONFIGURATION
 
-  The milter reads configuration from /etc/authentication_milter.json
+  The milter reads configuration from %%ETCDIR%%/authentication_milter.json
 
   The configuration file format is as follows...
 
@@ -266,10 +266,10 @@ version 3.20241011
     "metric_tempfile"   : "/tmpfs/authmilter_metrics",  | Path to shared metrics data, defaults to <lib_path>/metrics
     "metric_basic_http" : 1,                            | Disable extended http services such as config and grafana json pages
 
-    "cache_dir"        : "/var/cache/auth_milter",      | Path to the shared cache directory
-    "spool_dir"        : "/var/spool/auth_milter",      | Path to the shared spool directory
-    "lib_dir"          : "/var/lib/auth_milter",        | Path to the shared lib directory
-    "lock_file"        : "/var/run/authmilter.lock",    | Optionally specify the location of the Net::Server lock file
+    "cache_dir"        : "%%CACHEDIR%%",      | Path to the shared cache directory
+    "spool_dir"        : "%%SPOOLDIR%%",      | Path to the shared spool directory
+    "lib_dir"          : "%%VARLIBDIR%%",        | Path to the shared lib directory
+    "lock_file"        : "%%RUNDIR%%/authmilter.lock", | Optionally specify the location of the Net::Server lock file
 
     # metric_port and metric_host are deprecated.
     # please use metric_connection instead
@@ -289,7 +289,7 @@ version 3.20241011
         "sock_type"      : "inet",                      | Socket type (inet or unix)
         "sock_host"      : "localhost",                 | Host to connect to (when inet)
         "sock_port"      : "2525",                      | Port to connect to (when inet)
-        "sock_path"      : "/var/run/smtp.sock",        | Socket path to connect to (when unix)
+        "sock_path"      : "%%RUNDIR%%/smtp.sock", | Socket path to connect to (when unix)
         "timeout_in"     : "10",                        | Timeout when waiting for inbound SMTP data
         "timeout_out"    : "10",                        | Timeout when waiting for outbound SMTP data
         "pipeline_limit" : "50",                        | Limit the number of transactions accepted in an SMTP pipeline
@@ -315,7 +315,7 @@ version 3.20241011
         "unix:/var/sock/a.sock" : {
             "server_name" : "util.example.com",
             "sock_type"   : "unix",
-            "sock_path"   : "/var/run/smtp.sock",
+            "sock_path"   : "%%RUNDIR%%/smtp.sock",
             "timeout_in"  : "10",
             "timeout_out" : "10"
         }