diff --git a/linux/xptypes.h b/linux/xptypes.h
index 0d8f3800d..1fcff046f 100644
--- a/linux/xptypes.h
+++ b/linux/xptypes.h
@@ -62,10 +62,10 @@ typedef unsigned long XP_Time;
 
 #ifdef DEBUG
 extern void linux_debugf(char*, ...);
-#define XP_DEBUGF linux_debugf
+#define XP_DEBUGF(...) linux_debugf(__VA_ARGS__)
+
 #else
-extern void p_ignore(char*, ...);
-#define XP_DEBUGF if(0)p_ignore
+#define XP_DEBUGF(ch,...)
 #endif
 
 #define XP_WARNF XP_DEBUGF
diff --git a/wince/xptypes.h b/wince/xptypes.h
index fc722ef1f..7336f9ef2 100755
--- a/wince/xptypes.h
+++ b/wince/xptypes.h
@@ -94,11 +94,11 @@ typedef XP_U32 XP_Time;
 #define XP_WARNF XP_DEBUGF
 
 #ifdef DEBUG
-#define XP_DEBUGF wince_debugf
-#define XP_LOGF wince_debugf
+#define XP_DEBUGF(...) wince_debugf(__VA_ARGS__)
+#define XP_LOGF(...) wince_debugf(__VA_ARGS__)
 #else
-#define XP_DEBUGF if(0)p_ignore
-#define XP_LOGF if(0)p_ignore
+#define XP_DEBUGF(...)
+#define XP_LOGF(...)
 #endif
 
 #ifdef CPLUS