,(!      !3#*                                        A5
(.      (A'C%                                       7W,
=       *D, C#                                      ,M=

3*    ▌  $A  7$.                                     JD'

#     ('D7.,▌#*  .77,*3D* .AJ*D! ,@=▌'$▌  .C='▌3@' 'DJ  D(  .77,!3D* .A,!5
A,   ,!%5    %%  $C  *r7  C@▌'D .5A! ,W* .A=  (c(  %#.  @C .$7  !r7  !W ,3  ,
,J,',▌(W,    %A 3$   $%. *W7. =▌%D! '#J  %J   53  (M,  *M!!A$   %%  '*W( . ,'
'*,,'D7▌    @7*M,  ▌D' .@$.   *M(  AA. ▌W.  =@. ,WC   #7 *M'  ▌D' 33 3A  ,,
(C   'A(@=   (A 3#  *W( '#A    .@C  7@. *#%  !M* ,JD  .$C  35  *M▌ ▌%= =#.*,

!3!     5'           CW' 'WJ
C3. *   *#           !M!  A5  ,'

DJ    *7'    !=*3*   ,W(  J@.  %(  7J!!((   (▌▌3
=c.     'A  .3J  3A  .#3  ▌W,  3#. !W7, 33  'M .W  .

%A     .A* #3  .5(  #C .JD' ,@$ .CW* .@J .#A ▌W .!.

Place in XBOX folder in root directory (e.g. C:\XBOX)
CD C:\XBOX\Private\ntos
setenv C:
make

Poof!

May require other tools such as VC++ and the Windows DDK.