if [ "$(uname -s)" = "Linux" ] && [ "$system_type" = "unknown" ]; then
	system_type="linux"
	command -v chumby_version >>/dev/null
	if [ "$?" -eq 0 ] && [ "$subtype" = "none" ]; then
		subtype="chumby"
	fi
	command -v raspi-config >>/dev/null
	if [ "$?" -eq 0 ] && [ "$subtype" = "none" ]; then
		subtype="rpi"
	fi
	command -v pveversion >>/dev/null
	if [ "$?" -eq 0 ] && [ "$subtype" = "none" ]; then
		subtype="proxmox"
	fi
fi
if [ "$(uname -s)" = "OpenBSD" ] && [ "$system_type" = "unknown" ]; then
	system_type="openbsd"
fi
if [ "$(uname -s)" = "FreeBSD" ] && [ "$system_type" = "unknown" ]; then
	system_type="freebsd"
fi
if [ "$(uname -s)" = "NetBSD" ] && [ "$system_type" = "unknown" ]; then
	system_type="netbsd"
fi
if [ "$(uname -s)" = "Haiku" ] && [ "$system_type" = "unknown" ]; then
	system_type="haiku"
fi
command -v winver.exe >>/dev/null
if [ "$?" -eq 0 ] && [ "$system_type" = "unknown" ]; then
	system_type="windows"
	if [ "$(uname -o)" = "Cygwin" ]; then
		subtype="cygwin"
	fi
fi