fixed difference in signedness warning

Modified: trunk/reactos/lib/newdev/newdev.c

--- trunk/reactos/lib/newdev/newdev.c	2005-10-12 16:54:34 UTC (rev 18412)
+++ trunk/reactos/lib/newdev/newdev.c	2005-10-12 18:56:44 UTC (rev 18413)
@@ -23,7 +23,7 @@

 	SP_DEVINFO_DATA devInfoData;
 	DWORD requiredSize;
 	DWORD regDataType;

-	PTSTR buffer = NULL;

+	PBYTE buffer = NULL;

 	SP_DRVINFO_DATA drvInfoData;
 	BOOL ret;