Regenerate configure

[Alan Modra]

I'd like to regenerate newlib configure files, to pick up libtool
support for powerpc little-endian hosts.  I've checked that the
regenerated files contain just the changes from my libtool.m4 patch
plus line numbers.  OK to apply?

	* configure: Regenerate.
	* iconvdata/configure: Regenerate.
	* libc/configure: Regenerate.
	* libc/machine/configure: Regenerate.
	* libc/machine/i386/configure: Regenerate.
	* libc/sys/configure: Regenerate.
	* libc/sys/linux/configure: Regenerate.
	* libc/sys/linux/linuxthreads/configure: Regenerate.
	* libc/sys/linux/linuxthreads/machine/configure: Regenerate.
	* libc/sys/linux/linuxthreads/machine/i386/configure: Regenerate.
	* libc/sys/linux/machine/configure: Regenerate.
	* libc/sys/linux/machine/i386/configure: Regenerate.
	* libm/configure: Regenerate.
	* libm/machine/configure: Regenerate.
	* libm/machine/i386/configure: Regenerate.

-- 
Alan Modra
Australia Development Lab, IBM