Remove fixed stack size from logging code.

common/log/log.c

 /*
-	Copyright Jeroen Vreeken (pe1rxq@amsat.org), 2008, 2013, 2014
+	Copyright Jeroen Vreeken (jeroen@vreeken.net), 2008, 2013, 2014, 2015
 	Copyright Stichting C.A. Muller Radioastronomiestation, 2008, 2013
 
 	This program is free software: you can redistribute it and/or modify
@@ -358,10 +358,6 @@ int log_server_start(int port, enum log_type console_level,
 	printf("Starting log server on port %d\n", port);
 
 	pthread_attr_init(&attr);
-	/* PTHREAD_STACK_MIN * 2 seems to be the minimum on some old FreeBSD
-	   releases
-	 */
-	pthread_attr_setstacksize(&attr, PTHREAD_STACK_MIN * 2 + 65536);
 
 	pthread_create(&thread_id, &attr, log_server, NULL);