[include]

	* fibheap.h (struct fibnode): Only use unsigned long bitfields
	when __GNUC__ is defined and ints are less than 32-bits wide.
[libiberty]
	* configure.ac: Invoke AC_CHECK_SIZEOF for sizeof (int).
	* configure: Regenerate.
	* config.in: Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@92009 138bc75d-0d04-0410-961f-82ee72b054a4