--- gvpe/src/gvpe.C	2015/01/29 00:21:39	1.26
+++ gvpe/src/gvpe.C	2022/10/06 03:25:54	1.27
@@ -168,27 +168,27 @@
 }
 
 // signal handlers
-static RETSIGTYPE
+static void
 sigterm_handler (int a)
 {
   network.events |= vpn::EVENT_SHUTDOWN;
   network.event.start ();
 }
 
-static RETSIGTYPE
+static void
 sighup_handler (int a)
 {
   network.events |= vpn::EVENT_RECONNECT;
   network.event.start ();
 }
 
-static RETSIGTYPE
+static void
 sigusr1_handler (int a)
 {
   network.dump_status ();
 }
 
-static RETSIGTYPE
+static void
 sigusr2_handler (int a)
 {
 }