-ACINCLUDE_FILES="lyxinclude.m4 libtool.m4 codeset.m4 gettext.m4 glibc21.m4 iconv.m4 isc-posix.m4 lcmessage.m4 progtest.m4 xforms.m4 qt.m4 gtk--.m4 gnome--.m4 gnome.m4 pspell.m4 pkg.m4"
-SIGCPP_ACINCLUDE_FILES="libtool.m4"
-
-echo -n "Locating GNU m4... "
-GNUM4=
-for prog in $M4 gm4 gnum4 m4; do
- # continue if $prog generates error (e.g. does not exist)
- ( $prog --version ) < /dev/null > /dev/null 2>&1
- if test $? -ne 0 ; then continue; fi
+test "$autoversion" != "" && {
+ echo "Using $autoversion"
+} || {
+ echo "LyX requires autoconf >= 2.60"
+ exit 1
+}