<NME> reexports.rs
<BEF> //! Reexports of crates, that are part of the public api, for convenience

#[cfg(feature = "backend_vulkan")]
pub use ash;
pub use calloop;
#[cfg(feature = "dbus")]
pub use dbus;
#[cfg(feature = "backend_drm")]
pub use drm;
#[cfg(feature = "backend_gbm")]
pub use gbm;
#[cfg(feature = "backend_libinput")]
pub use input;
#[cfg(any(feature = "backend_udev", feature = "backend_drm"))]
pub use nix;
#[cfg(feature = "backend_session_logind")]
pub use systemd;
#[cfg(feature = "backend_udev")]
pub use udev;
#[cfg(feature = "wayland_frontend")]
pub use wayland_protocols;
#[cfg(feature = "wayland_frontend")]
pub use wayland_protocols_misc;
#[cfg(feature = "wayland_frontend")]
pub use wayland_protocols_wlr;
#[cfg(feature = "wayland_frontend")]
pub use wayland_server;
#[cfg(feature = "backend_winit")]
pub use winit;
#[cfg(feature = "x11rb_event_source")]
pub use x11rb;

<MSG> backend.session: use pkg-config to find logind lib

Introduce the `backend_session_elogind` cargo feature which pulls
`backend_session_logind` and makes the logind session backend seek
`libelogind.so` instead of `libsystemd.so`.

Fixes #127

<DFF> @@ -13,8 +13,6 @@ pub use image;
 pub use input;
 #[cfg(any(feature = "backend_udev", feature = "backend_drm"))]
 pub use nix;
-#[cfg(feature = "backend_session_logind")]
-pub use systemd;
 #[cfg(feature = "backend_udev")]
 pub use udev;
 #[cfg(feature = "wayland_frontend")]

backend.session: use pkg-config to find logind lib