# autoconf
configure.ac:27: error: possibly undefined macro: AM_INIT_AUTOMAKE
      If this token and others are legitimate, please use m4_pattern_allow.
      See the Autoconf documentation.
configure.ac:35: error: possibly undefined macro: AC_DEFINE
configure.ac:60: error: possibly undefined macro: AC_PROG_LIBTOOL
configure.ac:80: error: possibly undefined macro: AC_SUBST
configure.ac:142: error: possibly undefined macro: AM_PROG_CC_C_O
configure.ac:230: error: possibly undefined macro: AM_CONDITIONAL
configure.ac:516: error: possibly undefined macro: AM_GNU_GETTEXT
configure.ac:528: error: possibly undefined macro: AC_MSG_WARN
configure.ac:588: error: possibly undefined macro: AC_PROG_OCAML
configure.ac:592: error: possibly undefined macro: AC_PROG_FINDLIB
configure.ac:595: error: possibly undefined macro: AC_CHECK_OCAML_PKG