+elif [ "$sbcl_arch" = "ppc" -a "$sbcl_os" = "darwin" ]; then
+ # The default stack ulimit under darwin is too small to run PURIFY.
+ # Best we can do is complain and exit at this stage
+ if [ "`ulimit -s`" = "512" ]; then
+ echo "Your stack size limit is too small to build SBCL."
+ echo "See the limit(1) or ulimit(1) commands and the README file."
+ exit 1
+ fi