There is precedence for this also: It is now implemented like this in druntime for bindings[0][1]. [0] https://github.com/dlang/druntime/blob/master/src/core/sys/windows/aclapi.d#L11 [1] https://github.com/dlang/druntime/blob/master/src/core/sys/dragonflybsd/err.d#L11