PR 56919 Check _POSIX_MONOTONIC_CLOCK.

2014-05-04  Janne Blomqvist  <jb@gcc.gnu.org>

	Backport from 4.9
	PR libfortran/56919
	* intrinsics/system_clock.c (GF_CLOCK_MONOTONIC): Check
	_POSIX_MONOTONIC_CLOCK as well.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@210042 138bc75d-0d04-0410-961f-82ee72b054a4
Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@210044 138bc75d-0d04-0410-961f-82ee72b054a4