libomp: Add omp_depend_kind to omp_lib.{f90,h}

libomp: Add omp_depend_kind to omp_lib.{f90,h}

gcc/fortran/ChangeLog:

	* intrinsic.texi (OMP_LIB_KINDS): Add omp_depend_kind.

libgomp/ChangeLog:

	* configure.ac: Add OMP_DEPEND_KIND and OMP_INT128_SIZE.
	* libgomp_f.h.in (omp_check_defines): Check whether
	sizeof of determined Fortran kind and C typedef match.
	* omp_lib.f90.in: Add omp_depened_kind.
	* omp_lib.h.in: Likewise; fix omp_alloctrait_key_kind.
	* configure: Regenerate.
	* Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.