- Add TAG definition to be compatible with GCC multicharacter constants.

- Change FAT_NTC_VCB to a TAG-based definition.

svn path=/trunk/; revision=39032

reactos/drivers/filesystems/fastfat_new/fastfat.h

@@ -2,6 +2,11 @@
 #include <ntdddisk.h>
 #include <reactos/helper.h>
 #include <debug.h>
+
+#ifndef TAG
+#define TAG(A, B, C, D) (ULONG)(((A)<<0) + ((B)<<8) + ((C)<<16) + ((D)<<24))
+#endif
+
 #include <fat.h>
 #include <fatstruc.h>
 

reactos/drivers/filesystems/fastfat_new/fatstruc.h

@@ -78,7 +78,8 @@ typedef struct _FAT_METHODS {
     PFAT_SETFAT_VALUE_RUN_ROUTINE SetValueRun;
 } FAT_METHODS, *PFAT_METHODS;
 
-#define FAT_NTC_VCB	(USHORT) 'VF'
+#define FAT_NTC_VCB  (USHORT)TAG('F', 'V', 0, 0);
+
 /* Volume Control Block */
 typedef struct _VCB
 {