无法使用cygwin编译LuaJIT。

我正在尝试在Windows上安装最新版本的LuaJIT。我尽可能地遵循了安装LuaJIT的说明。我安装了cygwin和make软件包，打开了cygwin，cd到未压缩的源文件夹，并键入make。我得到了以下输出：

$ make
==== Building LuaJIT 2.0.3 ====
make -C src
make[1]: Entering directory '/cygdrive/c/Users/Daniel/Downloads/LuaJIT-2.0.3/LuaJIT-2.0.3/src'
CC        lj_alloc.o
lj_alloc.c:249:2: error: #error "NYI: need an equivalent of MAP_32BIT for this 64 bit OS"
 #error "NYI: need an equivalent of MAP_32BIT for this 64 bit OS"
  ^
lj_alloc.c: In function ‘direct_alloc’:
lj_alloc.c:742:5: warning: implicit declaration of function ‘CALL_MMAP’ [-Wimplicit-function-declaration]
     char *mm = (char *)(DIRECT_MMAP(mmsize));
     ^
lj_alloc.c:742:16: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
     char *mm = (char *)(DIRECT_MMAP(mmsize));
                ^
lj_alloc.c: In function ‘alloc_sys’:
lj_alloc.c:911:18: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
       char *mp = (char *)(CALL_MMAP(rsize));
                  ^
lj_alloc.c: In function ‘lj_alloc_create’:
lj_alloc.c:1143:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
   tbase = (char *)(CALL_MMAP(tsize));
           ^
Makefile:647: recipe for target 'lj_alloc.o' failed
make[1]: *** [lj_alloc.o] Error 1
make[1]: Leaving directory '/cygdrive/c/Users/Daniel/Downloads/LuaJIT-2.0.3/LuaJIT-2.0.3/src'
Makefile:103: recipe for target 'default' failed
make: *** [default] Error 2

搜索任何这些错误消息都没有任何结果。我做错什么了？