On Wed, 18 May 2011, Stefano Lattarini wrote: > I'm consistently failing at bootstrapping Bison from the official git > repository.
> autoreconf: running: /usr/bin/autoconf --force > configure.ac:110: error: possibly undefined macro: AC_PROG_GNU_M4 > If this token and others are legitimate, please use m4_pattern_allow. > See the Autoconf documentation. > autoreconf: /usr/bin/autoconf failed with exit status: 1 Sorry for the late reply. Have you managed to fix this problem yet? If not, what version of m4 are you using?
