+MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
+AC_CHECK_PROGS([ACLOCAL], [aclocal], [$MISSING aclocal])
+AC_CHECK_PROGS([AUTOCONF], [autoconf], [$MISSING autoconf])
+AC_CHECK_PROGS([AUTOHEADER], [autoheader], [$MISSING autoheader])
+
+AC_ARG_ENABLE(maintainer-mode,
+[ --enable-maintainer-mode enable rules only needed by maintainers],,
+enable_maintainer_mode=no)
+if test "x$enable_maintainer_mode" = xno; then
+ MAINT='#'
+else
+ MAINT=
+fi
+AC_SUBST(MAINT)
+