--- eject-2.1.0/eject.c.vanilla	2018-08-08 21:42:19.807647408 +0000
+++ eject-2.1.0/eject.c	2018-08-08 21:42:35.179647177 +0000
@@ -69,6 +69,7 @@
 #include <scsi/sg.h>
 #include <scsi/scsi_ioctl.h>
 #include <sys/time.h>
+#include <sys/sysmacros.h>
 
 /* Used by the ToggleTray() function. If ejecting the tray takes this
  * time or less, the tray was probably already ejected, so we close it