Source
--- configure.orig 2000-05-03 12:27:53.000000000 +1000
+++ configure 2011-05-31 09:56:59.000000000 +1000
echo $ac_n "checking for System V pty calls""... $ac_c" 1>&6
echo "configure:4157: checking for System V pty calls" >&5
-if eval "test \"`echo '$''{'vi_cv_sys5_pty'+set}'`\" = set"; then
+if true; then
+ vi_cv_sys5_pty=no
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF