Microsoft Specific
Write memory to a location specified by an offset relative to the beginning of the FS segment.
void __writefsbyte( 
   unsigned long Offset, 
   unsigned char Data 
);
void __writefsword( 
   unsigned long Offset, 
   unsigned short Data 
);
void __writefsdword( 
   unsigned long Offset, 
   unsigned long Data 
);
void __writefsqword( 
   unsigned long Offset, 
   unsigned __int64 Data 
);
Parameters
- [in] Offset 
 The offset from the beginning of FS to write to.
- [in] Data 
 The value to write.
Requirements
| Intrinsic | Architecture | 
|---|---|
| __writefsbyte | x86 | 
| __writefsword | x86 | 
| __writefsdword | x86 | 
| __writefsqword | x86 | 
Header file <intrin.h>
Remarks
These routines are available only as intrinsics.