When systemd isn't being used, systemd_logind_release_fd is defined
as an empty macro, leaving the arguments unused. Fix the compiler
warnings by simply removing the local variables and referencing the
structure within the macro call.
Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
bd4198b01f