#!/bin/bash
detect_distro()
{
	if [ -f /etc/lsb-release ]; then
		(. /etc/lsb-release; echo $DISTRIB_ID | tr '[A-Z]' '[a-z]')
	elif [ -f /etc/os-release ]; then
		(. /etc/os-release; echo $ID | tr '[A-Z]' '[a-z]')
	elif [ -f /etc/debian_version ]; then
		echo "debian"
	else
		# Generic fallback
		uname -s
	fi
}

# Aufruf:
detect_distro