only define DPRINT macro if the compiler can handle __VA_ARGS__
reduces Warnings when compiling with MSVC

Modified: trunk/reactos/include/reactos/debug.h

--- trunk/reactos/include/reactos/debug.h	2005-10-17 13:14:04 UTC (rev 18519)
+++ trunk/reactos/include/reactos/debug.h	2005-10-17 13:57:40 UTC (rev 18520)
@@ -61,8 +61,9 @@

         #define CHECKPOINT do { DbgPrint("%s:%d\n",__FILE__,__LINE__); } while(0);
     
     #else

-    
-        #define DPRINT(...) do { if(0) { DbgPrint(__VA_ARGS__); } } while(0)

+		#if defined (__STDC__)
+			#define DPRINT(...) do { if(0) { DbgPrint(__VA_ARGS__); } } while(0)
+		#endif

         #define CHECKPOINT
     
     #endif
@@ -70,8 +71,10 @@

 #else
 
     /* On non-debug builds, we never show these */

+    #if defined (__STDC__)

     #define DPRINT1(...) do { if(0) { DbgPrint(__VA_ARGS__); } } while(0)
     #define DPRINT(...) do { if(0) { DbgPrint(__VA_ARGS__); } } while(0)

+    #endif

     #define CHECKPOINT1
     #define CHECKPOINT
 #endif