Re: address@hidden: Small fix to configure.in in CVS]

[Chong Yidong]

> Fixes current CVS configure.in to refer to the right variable when  
> doing the scary macro undefining stuff.

Could you explain in greater detail what the problem in the existing
configure.in is, and how your change fixes it?

> - --- emacs/configure.in~     2006-09-28 06:47:26.000000000 +0100
> +++ emacs/configure.in        2006-10-25 13:50:29.000000000 +0100
> @@ -3230,7 +3230,7 @@
>  # the C preprocessor to some helpful value like 1, or maybe the empty
>  # string.  Needless to say consequent macro substitutions are less
>  # than conducive to the makefile finding the correct directory.
> - -[undefs="`echo $top_srcdir $configuration $canonical |
> +[undefs="`echo $ac_top_srcdir $configuration $canonical |
>  sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
>      -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
>  `"]