cd /sources/  &&
tar -xjf autoconf-2.57.tar.bz2 &&
cd autoconf-2.57 &&
./configure --prefix=/usr &&
make install 

checking for a BSD-compatible install... /bin/install -c
checking whether build environment is sane... yes
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking for expr... /bin/expr
checking for gm4... no
checking for gnum4... no
checking for m4... /usr/bin/m4
checking whether m4 supports frozen files... yes
checking for perl... /usr/bin/perl
checking for emacs... no
checking for xemacs... no
checking for emacs... no
configure: creating ./config.status
config.status: creating config/Makefile
config.status: creating tests/Makefile
config.status: creating tests/atlocal
config.status: creating tests/autoconf
config.status: creating tests/autoheader
.
.
.
 /bin/install -c -m 644 ./autoreconf.1 /usr/man/man1/autoreconf.1
 /bin/install -c -m 644 ./autoheader.1 /usr/man/man1/autoheader.1
 /bin/install -c -m 644 ./autoupdate.1 /usr/man/man1/autoupdate.1
 /bin/install -c -m 644 ./ifnames.1 /usr/man/man1/ifnames.1
 /bin/install -c -m 644 ./autoscan.1 /usr/man/man1/autoscan.1
 /bin/install -c -m 644 ./autom4te.1 /usr/man/man1/autom4te.1
 /bin/install -c -m 644 ./config.guess.1 /usr/man/man1/config.guess.1
 /bin/install -c -m 644 ./config.sub.1 /usr/man/man1/config.sub.1
make[2]: Leaving directory `/sources/autoconf-2.57/man'
make[1]: Leaving directory `/sources/autoconf-2.57/man'
Making install in doc
make[1]: Entering directory `/sources/autoconf-2.57/doc'
make[2]: Entering directory `/sources/autoconf-2.57/doc'
make[2]: Nothing to be done for `install-exec-am'.
/bin/sh ../config/mkinstalldirs /usr/info
 /bin/install -c -m 644 ./autoconf.info /usr/info/autoconf.info
 /bin/install -c -m 644 ./standards.info /usr/info/standards.info
 install-info --info-dir=/usr/info /usr/info/autoconf.info
 install-info --info-dir=/usr/info /usr/info/standards.info
make[2]: Leaving directory `/sources/autoconf-2.57/doc'
make[1]: Leaving directory `/sources/autoconf-2.57/doc'