Make return type of fpm_systemd_conf() void

It always returns 0

Author: Girgias

sapi/fpm/fpm/fpm_conf.c

@@ -1295,9 +1295,7 @@ static bool fpm_conf_post_process(int force_daemon) /* {{{ */
 	}
 
 #ifdef HAVE_SYSTEMD
-	if (0 > fpm_systemd_conf()) {
-		return false;
-	}
+	fpm_systemd_conf();
 #endif
 
 #ifdef HAVE_SYSLOG_H

sapi/fpm/fpm/fpm_systemd.c

@@ -78,7 +78,7 @@ void fpm_systemd_heartbeat(struct fpm_event_s *ev, short which, void *arg) /* {{
 }
 /* }}} */
 
-int fpm_systemd_conf(void)
+void fpm_systemd_conf(void)
 {
 	char *watchdog;
 	int  interval = 0;
@@ -106,5 +106,4 @@ int fpm_systemd_conf(void)
 		/* sec to msec */
 		fpm_global_config.systemd_interval *= 1000;
 	}
-	return 0;
 }

sapi/fpm/fpm/fpm_systemd.h

@@ -7,6 +7,6 @@
 #define FPM_SYSTEMD_DEFAULT_HEARTBEAT (10000)
 
 void fpm_systemd_heartbeat(struct fpm_event_s *ev, short which, void *arg);
-int fpm_systemd_conf(void);
+void fpm_systemd_conf(void);
 
 #endif