错误信息：
$ make gk
CHK include/linux/version.h
make[1]: `include/asm-arm/mach-types.h' is up to date.
CHK include/linux/utsrelease.h
HOSTCC scripts/basic/fixdep
scripts/basic/fixdep.c: In function `parse_config_file':
scripts/basic/fixdep.c:242: warning: array subscript has type `char'
scripts/basic/fixdep.c: In function `parse_dep_file':
scripts/basic/fixdep.c:319: warning: array subscript has type `char'
HOSTCC scripts/basic/docproc
scripts/basic/docproc.c: In function `find_export_symbols':
scripts/basic/docproc.c:188: warning: array subscript has type `char'
scripts/basic/docproc.c:191: warning: array subscript has type `char'
scripts/basic/docproc.c:197: warning: array subscript has type `char'
scripts/basic/docproc.c:200: warning: array subscript has type `char'
scripts/basic/docproc.c: In function `singfunc':
scripts/basic/docproc.c:267: warning: array subscript has type `char'
scripts/basic/docproc.c: In function `parse_file':
scripts/basic/docproc.c:300: warning: array subscript has type `char'
scripts/basic/docproc.c:305: warning: array subscript has type `char'
scripts/basic/docproc.c:310: warning: array subscript has type `char'
scripts/basic/docproc.c:316: warning: array subscript has type `char'
scripts/basic/docproc.c:319: warning: array subscript has type `char'
CC arch/arm/kernel/asm-offsets.s
arm-linux-gcc: cannot specify -o with -c or -S and multiple compilations
make[1]: *** [arch/arm/kernel/asm-offsets.s] Error 1
make: *** [prepare0] Error 2
这是内核与交叉编译链版本冲突引起的吗？在ubuntu下可用arm-linux-gcc3.4.1顺利编译该内核，而在
Cygwin下只找到3.3.6版本。是不是可以通过修改源代码根目录下的Makefile，该怎么办？
