windows build failure

[Sean Sieger]

gcc -I. -c -gdwarf-2 -g3  -DEMACSDEBUG -DENABLE_CHECKING -DXASSERTS -fno-crossju
mping  -Ic:/imagesupport/include -Demacs=1 -DHAVE_CONFIG_H -I../lib -I../nt/inc
-DHAVE_NTGUI=1 -DUSE_CRT_DLL=1 -DPURESIZE=5000000 -o oo/i386/buffer.o buffer.c
buffer.c: In function 'init_buffer_once':
buffer.c:5044: error: 'struct buffer' has no member named 'buffer_file_type'
buffer.c:5116: error: 'struct buffer' has no member named 'buffer_file_type'
buffer.c: In function 'syms_of_buffer':
buffer.c:5677: error: 'struct buffer' has no member named 'buffer_file_type'
make[2]: *** [oo/i386/buffer.o] Error 1
make[2]: Leaving directory `c:/emacs-24.0.50/src'
make[1]: *** [bootstrap-temacs] Error 2
make[1]: Leaving directory `c:/emacs-24.0.50/src'
make: *** [bootstrap-gmake] Error 2