--- ./libfs/devices.c.orig 2009-03-23 10:37:05.000000000 -0500 +++ ./libfs/devices.c 2018-09-18 18:51:00.699063404 -0500 @@ -40,6 +40,7 @@ #include <sys/types.h> #include <sys/stat.h> #include <sys/ioctl.h> +#include <sys/sysmacros.h> #if defined(__DragonFly__) #include <machine/param.h> #include <sys/diskslice.h>