/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/ is in mingw32 4.2.1.dfsg-2ubuntu1.
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/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/gsyslimits.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/README
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/decfloat.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/emmintrin.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/float.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/iso646.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/limits.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/mm3dnow.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/mm_malloc.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/mmintrin.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/pmmintrin.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/stdarg.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/stdbool.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/stddef.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/tgmath.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/unwind.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/varargs.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/include/xmmintrin.h
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/macro_list
/usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/install-tools/mkheaders.conf