--- src/global/mail_params.h.orig 2019-02-12 00:05:13.000000000 +1100
+++ src/global/mail_params.h 2019-03-03 14:26:12.000000000 +1100
@@ -279,7 +279,7 @@ extern int var_smtp_mxsess_limit;
#define VAR_QUEUE_DIR "queue_directory"
-#define DEF_QUEUE_DIR "/var/spool/postfix"
+#define DEF_QUEUE_DIR "__PREFIX/var/spool/postfix"
extern char *var_queue_dir;
@@ -288,13 +288,13 @@ extern char *var_queue_dir;
#define VAR_DAEMON_DIR "daemon_directory"
-#define DEF_DAEMON_DIR "/usr/libexec/postfix"
+#define DEF_DAEMON_DIR "__PREFIX/libexec/postfix"
extern char *var_daemon_dir;
#define VAR_COMMAND_DIR "command_directory"
-#define DEF_COMMAND_DIR "/usr/sbin"
+#define DEF_COMMAND_DIR "__PREFIX/sbin"
extern char *var_command_dir;
@@ -312,7 +312,7 @@ extern char *var_pid_dir;
#define VAR_DATA_DIR "data_directory"
-#define DEF_DATA_DIR "/var/lib/postfix"
+#define DEF_DATA_DIR "__PREFIX/var/lib/postfix"
extern char *var_data_dir;
@@ -326,7 +326,7 @@ extern time_t var_starttime;
#define VAR_CONFIG_DIR "config_directory"
-#define DEF_CONFIG_DIR "/etc/postfix"
+#define DEF_CONFIG_DIR "__PREFIX/etc/postfix"
extern char *var_config_dir;
@@ -2689,28 +2689,28 @@ extern int var_fault_inj_code;
#define VAR_SENDMAIL_PATH "sendmail_path"
#ifndef DEF_SENDMAIL_PATH
-#define DEF_SENDMAIL_PATH "/usr/sbin/sendmail"
+#define DEF_SENDMAIL_PATH "__PREFIX/sbin/sendmail"
#define VAR_MAILQ_PATH "mailq_path"
-#define DEF_MAILQ_PATH "/usr/bin/mailq"
+#define DEF_MAILQ_PATH "__PREFIX/bin/mailq"
#define VAR_NEWALIAS_PATH "newaliases_path"
#ifndef DEF_NEWALIAS_PATH
-#define DEF_NEWALIAS_PATH "/usr/bin/newaliases"
+#define DEF_NEWALIAS_PATH "__PREFIX/bin/newaliases"