[LTP] LTP build issues

[Yury Norov]

> > Did you re-run "make autotools" and "./configure"?
> > ./include/lapi/syscalls.h should be generated during configure.
> 
> Maybe also try 'make distclean' first, then 'make autotools' etc. I
> should have put that in the commit message as it is a change to the
> build system itself.

'git clean -f', 'make autotools' and './configure' did help. And all
other failures did also disappear. Thank you, and sorry for the noise.

Yury