>>>>> "f" == f l <f> writes: f> It's m4 1.4pre2 and I tried with m4 1.4 but I obtained the same f> output message.
f> I think: "autom4te -F autoconf.m4f autoconf.m4" it 's correct, f> isn't it ? f> I just want to build frozen file "autoconf.m4f". Wow! So *you* are the autom4te user :) Yes, that's correct, but the message seems to demonstrate you're using 2.53. Try with ftp://alpha.gnu.org/gnu/autoconf/autoconf-2.53c.tar.gz 1013KB ftp://alpha.gnu.org/gnu/autoconf/autoconf-2.53c.tar.bz2 767KB ftp://alpha.gnu.org/gnu/autoconf/autoconf-2.53b-2.53c.xdelta 26KB