This is a few more failures than I wanted to see .. however a pile of them are Fortran related .. probably because I don't have GNU gfortran installed.
Regardless .. here we go :
dclarke@unreal $ env | sort
AR=/usr/ccs/bin/ar
AS=/usr/ccs/bin/as
BUILD=/usr/local/build
CC=/opt/csw/gcc4/bin/gcc
CFLAGS=-std=iso9899:1999 -mno-app-regs -mcpu=v8 -mtune=v8 -m32 -g
-D_POSIX_PTHREAD_SEMANTICS -D_LARGEFILE64_SOURCE -D_TS_ERRNO
COLUMNS=124
CONFIG_SHELL=/opt/csw/bin/bash
CPPFLAGS=-I/usr/local/include
CXX=/opt/csw/gcc4/bin/g++
EDITOR=/usr/xpg4/bin/vi
HOME=/export/home/dclarke
LANG=C
LC_ALL=C
LC_COLLATE=C
LC_CTYPE=C
LC_MESSAGES=C
LC_MONETARY=C
LC_NUMERIC=C
LC_TIME=C
LD=/usr/ccs/bin/ld
LD_LIBRARY_PATH=/usr/local/lib:/usr/local/lib/sparcv9
LD_OPTIONS=-R/usr/local/lib/$ISALIST:/usr/local/lib
-L/usr/local/lib/$ISALIST:/usr/local/lib
LD_RUN_PATH=/usr/local/lib/$ISALIST:/usr/local/lib
LINES=43
LOGNAME=dclarke
M4=/usr/local/bin/gm4
MAIL=/var/mail//dclarke
MAKE=/usr/local/bin/gmake
OLDPWD=/usr/local/build
OSTYPE=solaris
PAGER=/usr/xpg4/bin/more
PATH=/opt/csw/gcc4/bin:/usr/local/bin:/usr/local/sbin:/usr/xpg6/bin:/usr/xpg4/bin:/usr/ccs/bin:/usr/bin:/sbin:/bin:/usr/sbin:/usr/dt/bin:/usr/openwin/bin:/opt/schily/bin:/usr/local/texlive/2012/bin/sparc-solaris
PKG_CONFIG_PATH=/usr/local/lib/pkgconfig
PWD=/usr/local/build/autoconf-2.69_SunOS5.10_32.001
SHELL=/opt/csw/bin/bash
SHLVL=1
SRC=/usr/local/src
SSH_CLIENT=66.225.151.250 43905 22
SSH_CONNECTION=66.225.151.250 43905 66.225.151.228 22
SSH_TTY=/dev/pts/20
TERM=vt100
TZ=GMT0
USER=dclarke
VISUAL=/usr/xpg4/bin/vi
_=/usr/xpg4/bin/env
dclarke@unreal $ mv autoconf-2.69 autoconf-2.69_SunOS5.10_32.001/
dclarke@unreal $ cd autoconf-2.69_SunOS5.10_32.001/
dclarke@unreal $ ./configure
checking for a BSD-compatible install... build-aux/install-sh -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... build-aux/install-sh -c -d
checking for gawk... no
checking for mawk... no
checking for nawk... nawk
checking whether /usr/local/bin/gmake sets $(MAKE)... yes
checking build system type... sparc-sun-solaris2.10
checking host system type... sparc-sun-solaris2.10
configure: autobuild project... GNU Autoconf
configure: autobuild revision... 2.69
configure: autobuild hostname... unreal
configure: autobuild timestamp... 20121110T054046Z
checking whether /bin/sh -n is known to work... no
checking for characters that cannot appear in file names... none
checking whether directories can have trailing spaces... yes
checking for expr... /usr/xpg6/bin/expr
checking for GNU M4 that supports accurate traces... /usr/local/bin/gm4
checking whether /usr/local/bin/gm4 accepts --gnu... yes
checking how m4 supports trace files... --debugfile
checking for perl... /usr/bin/perl
checking whether /usr/bin/perl Fcntl::flock is implemented... yes
checking for emacs... no
checking for xemacs... no
checking for emacs... no
checking where .elc files should go... ${datadir}/emacs/site-lisp
checking for grep that handles long lines and -e... /usr/xpg4/bin/grep
checking for egrep... /usr/xpg4/bin/grep -E
checking for a sed that does not truncate output... /usr/xpg4/bin/sed
checking whether /usr/local/bin/gmake is case sensitive... yes
configure: creating ./config.status
config.status: creating tests/Makefile
config.status: creating tests/atlocal
config.status: creating man/Makefile
config.status: creating lib/emacs/Makefile
config.status: creating Makefile
config.status: creating doc/Makefile
config.status: creating lib/Makefile
config.status: creating lib/Autom4te/Makefile
config.status: creating lib/autoscan/Makefile
config.status: creating lib/m4sugar/Makefile
config.status: creating lib/autoconf/Makefile
config.status: creating lib/autotest/Makefile
config.status: creating bin/Makefile
config.status: executing tests/atconfig commands
dclarke@unreal $
dclarke@unreal $
Running gmake was non-eventful.
testsuite is attached as autoconf-2.69_SunOS5.10_testsuite.log.bz2
Dennis
autoconf-2.69_SunOS5.10_testsuite.log.bz2
Description: BZip2 compressed data
