Hi,

In message "[ruby-talk:02833] 'configure' missing from latest checkout"
    on 00/05/16, Dave Thomas <Dave / thomases.com> writes:

|Is the intention that users run 'autoconf' directly? If so, it's
|probably worth documenting that the build requires autoconf 2.13 or
|later (2.12 doesn't seem to define AC_EXEEXT and AC_OBJEXT).
|
|Enquiring documenters want to know ;-)

It's only for development version.  configure was removed because it
tends to cause conflicts and confusion.

							matz.