Can not build project on Windows

[hnvmeta]

I installed Cygwin to build this project but I met this error:

jni/ebookdroid/mupdfdroidbridge.c:99:23: warning: initializing
'fz_locks_context *' (aka 'struct fz_locks_context_s *') with an
expression of type 'const fz_locks_context *' (aka 'const struct
fz_locks_context_s *') discards qualifiers
[-Wincompatible-pointer-types-discards-qualifiers]
fz_locks_context *locks = doc->ctx->locks;
^ ~~~~~~~~~~~~~~~
jni/ebookdroid/mupdfdroidbridge.c:686:10: error: no member named
'ebookdroid_nightmode' in 'struct fz_context_s'
ctx->ebookdroid_nightmode = nightmode;
~~~ ^
jni/ebookdroid/mupdfdroidbridge.c:688:15: error: no member named
'ebookdroid_nightmode' in 'struct fz_context_s'
doc->ctx->ebookdroid_nightmode = nightmode;
~~~~~~~~ ^
1 warning and 2 errors generated.
make: *** [/cygdrive/d/Programs/Android/SDK/ndk/22.1.7171670/build/core/build-binary.mk:476: obj/local/arm64-v8a/objs/ebookdroid/mupdfdroidbridge.o] Error 1