diff -ur nsca-2.6.original/src/nsca.c nsca-2.6/src/nsca.c
--- nsca-2.6.original/src/nsca.c	2006-04-06 22:19:30.000000000 +0100
+++ nsca-2.6/src/nsca.c	2007-01-26 00:09:28.635009879 +0000
@@ -761,10 +761,9 @@
 #endif
 
 	/* REMOVED 04/03/2006 EG - already done in wait_for_connections() */
-	/*
+	/* RESTORED - if this is taken out, then daemon does not work properly in --single mode */
         if(mode==SINGLE_PROCESS_DAEMON)
                 register_read_handler(sock,accept_connection,NULL);
-	*/
 
         /* wait for a connection request */
         while(1){