# libtool cannot handle spaces in paths, so exit early if there is one
if [ test `echo $PWD | grep -c ' '` != "0" ]; then
AC_MSG_ERROR([BIND 10 cannot be built in a directory that contains spaces, because of libtool limitations. Please change the directory name, or use a symbolic link that does not contain spaces.])
AC_MSG_ERROR([Kea cannot be built in a directory that contains spaces, because of libtool limitations. Please change the directory name, or use a symbolic link that does not contain spaces.])
fi
# On FreeBSD (and probably some others), clang++ does not meet an autoconf