* misc.exp: Change x86 linux setup_xfails to use new

	* misc.exp: Change x86 linux setup_xfails to use new
 	i*86-pc-linux*-gnu quads.
	* tuples.exp: Ditto.
	* tests2.exp: Ditto.
	* pr-5016.exp: Ditto.

	* tuples.exp: Add i*86-pc-linux-gnu setup_fail to existing
	xfails for 'set var vs1 := [ "bar", 42, m_ps[ a ] ]',
	'set var $i := m_s1["foo", 44, m_ps[a ]]', and
	'set var vs2 := [ 10+3, m_s1[ "foo" , 42, m_ps[ b ]]]'.