Re: Use newer m4_map_args_{w,sep}

[Paolo Bonzini]

> # ---------------
> # Output a quoted version of STRING with all trailing newlines removed.
> m4_define([m4_chop],
> [m4_format([[%.*s]], m4_regexp(m4_translit([$1]m4_newline, [
> ]m4_defn([m4_cr_all]), [-]m4_for(,1,255,,.)), [-*$]), [$1])])
> 
> Once we have m4_chop, then AC_DEFINE should use:
> 
> m4_chop(m4_expand([$3
> ]))

Hmmm...  yeah, maybe, but as Ralf said we have a lot of things cooking,
and it may be time to let things calm down (and possibly ask some
Debian/Gentoo folk to do a stress test on Autoconf git).

Paolo