Deactivated debug output by default.
diff --git a/contiki/ppp/ahdlc.c b/contiki/ppp/ahdlc.c
index 107b898..8cfb6a8 100644
--- a/contiki/ppp/ahdlc.c
+++ b/contiki/ppp/ahdlc.c
@@ -46,7 +46,7 @@
  *
  * This file is part of the Mycal Modified uIP TCP/IP stack.
  *
- * $Id: ahdlc.c,v 1.1 2004/08/20 12:29:54 oliverschmidt Exp $
+ * $Id: ahdlc.c,v 1.2 2004/08/29 15:11:45 oliverschmidt Exp $
  *
  */
 
@@ -57,7 +57,12 @@
 #include "uip.h"
 #include "ppp.h"
 
+#if 1
+#define DEBUG1(x)
+#else
+#include <stdio.h>
 #define DEBUG1(x) printf x
+#endif
 
 /*---------------------------------------------------------------------------
  * ahdlc flags bit defins, for ahdlc_flags variable
diff --git a/contiki/ppp/ipcp.c b/contiki/ppp/ipcp.c
index 6b1e1de..3405700 100644
--- a/contiki/ppp/ipcp.c
+++ b/contiki/ppp/ipcp.c
@@ -47,7 +47,7 @@
  *
  * This file is part of the Mycal Modified uIP TCP/IP stack.
  *
- * $Id: ipcp.c,v 1.1 2004/08/20 12:29:54 oliverschmidt Exp $
+ * $Id: ipcp.c,v 1.2 2004/08/29 15:11:45 oliverschmidt Exp $
  *
  */
 
@@ -55,7 +55,12 @@
 /* include files 	*/
 /*			*/ 
 
+#if 1
+#define DEBUG1(x)
+#else
+#include <stdio.h>
 #define DEBUG1(x) printf x
+#endif
 
 #include "uip.h"
 /*#include "time.h"*/
diff --git a/contiki/ppp/lcp.c b/contiki/ppp/lcp.c
index c7ff0ec..6ee12dc 100644
--- a/contiki/ppp/lcp.c
+++ b/contiki/ppp/lcp.c
@@ -44,7 +44,7 @@
  *
  * This file is part of the Mycal Modified uIP TCP/IP stack.
  *
- * $Id: lcp.c,v 1.1 2004/08/20 12:29:54 oliverschmidt Exp $
+ * $Id: lcp.c,v 1.2 2004/08/29 15:11:46 oliverschmidt Exp $
  *
  */
 
@@ -59,8 +59,14 @@
 #include "ahdlc.h"
 #include "lcp.h"
 
+#if 1
+#define DEBUG1(x)
+#define DEBUG2(x)
+#else
+#include <stdio.h>
 #define DEBUG1(x) printf x
 #define DEBUG2(x) printf x
+#endif
 
 #define TIMER_expire()
 #define TIMER_set()
diff --git a/contiki/ppp/pap.c b/contiki/ppp/pap.c
index 9dce14f..0efab64 100644
--- a/contiki/ppp/pap.c
+++ b/contiki/ppp/pap.c
@@ -41,7 +41,7 @@
  *
  * This file is part of the Mycal Modified uIP TCP/IP stack.
  *
- * $Id: pap.c,v 1.2 2004/08/22 21:10:02 oliverschmidt Exp $
+ * $Id: pap.c,v 1.3 2004/08/29 15:11:46 oliverschmidt Exp $
  *
  */
 
@@ -54,7 +54,12 @@
 #include	"pap.h"
 #include	"lcp.h"
 
+#if 1
+#define DEBUG1(x)
+#else
+#include <stdio.h>
 #define DEBUG1(x) printf x
+#endif
 
 /*#include	"time.h"*/
 /*#include	"utils.h" */
diff --git a/contiki/ppp/ppp.c b/contiki/ppp/ppp.c
index 162be2c..907e5ce 100644
--- a/contiki/ppp/ppp.c
+++ b/contiki/ppp/ppp.c
@@ -43,7 +43,7 @@
  *
  * This file is part of the Mycal Modified uIP TCP/IP stack.
  *
- * $Id: ppp.c,v 1.2 2004/08/22 21:10:02 oliverschmidt Exp $
+ * $Id: ppp.c,v 1.3 2004/08/29 15:11:46 oliverschmidt Exp $
  *
  */
 
@@ -58,7 +58,12 @@
 /*#include "time.h"*/
 /*#include "mip.h"*/
 
+#if 1
+#define DEBUG1(x)
+#else
+#include <stdio.h>
 #define DEBUG1(x) printf x
+#endif
 
 /*
   Set the debug message level