Fix typo in configure, from Tim Kelly. Also go to autoconf 2.71.
tree39c00b6c6f45c98f6c33d0b16d3fbaca657f6a02
-rw-r--r-- 827 Makefile.in
-rw-r--r-- 49446 config.guess
-rw-r--r-- 36188 config.sub
-rwxr-xr-x 110647 configure
-rw-r--r-- 3464 configure.ac
drwxr-xr-x - csu
-rwxr-xr-x 7122 install-sh
drwxr-xr-x - libF77
drwxr-xr-x - libI77
drwxr-xr-x - libpcc
drwxr-xr-x - libsoftfloat