Re: release Autoconf?

[Akim Demaille]

| AFAIS, one cause for this to happen at all, is presence of /lib/cpp
| in this fragment from AC_PROG_CPP:
| 
|    # Double quotes because CPP needs to be expanded
|     for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
|     do
|       _AC_PROG_PREPROC_WORKS_IFELSE([break])
|     done
| 
| If cross-compiling this causes AC_PROG_CPP to pick up the wrong cpp
| (/lib/cpp) if $CC -E fails for whatever reason.

Well, then we should dig to understand why it fails, but we can't just
use -E.