echo debian
elif test -f /etc/gentoo-release; then
echo gentoo
- elif test x`uname` = xSunOS; then
+ elif test x"`uname`" = xSunOS; then
echo sun
- elif test x`uname` = xFreeBSD; then
+ elif test x"`uname`" = xFreeBSD; then
echo freebsd
else
echo 'unsupported OS!' >&2