I'm trying to build glibc on cygwin but I keep on getting this error [ALL ] rtld-Rules:40: *** This makefile is a subroutine of elf/Makefile not to be used directly. Stop. [ALL ] make[4]: Leaving directory '/build/src/glibc-2.38/elf' [ERROR] make[3]: *** [Makefile:1315: /build/x86_64-pc-linux-gnu/build/build-libc/multilib/elf/rtld-libc.a] Error 2 [ERROR] make[3]: *** Waiting for unfinished jobs.... [ALL ] make[3]: Leaving directory '/build/src/glibc-2.38/elf' [ERROR] make[2]: *** [Makefile:484: elf/subdir_lib] Error 2 [ALL ] make[2]: Leaving directory '/build/src/glibc-2.38' [ERROR] make[1]: *** [Makefile:9: all] Error 2 [ALL ] make[1]: Leaving directory '/build/x86_64-pc-linux-gnu/build/build-libc/multilib' I'm building it through crossingtool-ng. Here's the configuration it used: /build/x86_64-pc-linux-gnu/src/glibc/configure --prefix=/usr --build=x86_64-build_pc-cygwin --host=x86_64-pc-linux-gnu --cache-file=/build/x86_64-pc-linux-gnu/build/build-libc/multilib/config.cache --without-cvs --disable-profile --without-gd --with-headers=/x-tools/}x86_64-pc-linux-gnu/x86_64-pc-linux-gnu/sysroot/usr/include --disable-debug --disable-sanity-checks --enable-kernel=6.5.5 --with-__thread --with-tls --enable-shared --enable-add-ons=no