if [[ $(uname) = 'Linux' ]]; then
	IS_LINUX=1
fi

if [[ $(uname) = 'Darwin' ]]; then
	IS_MAC=1
fi

if [[ -x `which brew` ]]; then
	HAS_BREW=1
fi

if [[ -x `which apt-get` ]]; then
	HAS_APT=1
fi

if [[ -x `which pmset` ]]; then
	HAS_PMSET=1
fi

if [[ -x `which acpi` ]]; then
	HAS_ACPI=1
fi