set DRB_ROOT=..\..\..\ md native md native\windows-amd64 %DRB_ROOT%\dragonruby-bind.exe --output=native\ext-bind.c app\ext.c clang -shared .\native\ext-bind.c --sysroot=C:\mingw-w64\mingw64 --target=x86_64-w64-mingw32 -fuse-ld=lld -isystem %DRB_ROOT%\include -I. -o native\windows-amd64\ext.dll