@ -252,7 +252,7 @@ _exists() {
eval type "$cmd" >/dev/null 2>&1
elif command >/dev/null 2>&1; then
command -v "$cmd" >/dev/null 2>&1
elif which which >/dev/null 2>&1; then
else
which "$cmd" >/dev/null 2>&1
fi
ret="$?"