ieee754.h

[Philip Blundell]

>Therefore I'd like to remove the ARM version but when I look through
>the two files they differ.  I think that the way I laid out the ARM
>structures in sysdeps/ieee754/ieee754.h are correct but Phil or Scott
>might want to look through it nevertheless.  Please tell so that I can
>remove the one file.

It looks OK to me.  I'll run a build this morning with the ARM file removed 
and check that nothing is broken.

p.