[LTP] [PATCH 3/3] umount03: Simplify test using TST_ macros

[Petr Vorel]

Hi Xu,


> this is not needed:
> #include <errno.h>

Also these aren't needed:
#include <sys/types.h>
#include <unistd.h>

> This is for all 3 patches.

Kind regards,
Petr