# Warn user of unsupported version of Fedora or CentOS
if ! whiptail --defaultno --title "Unsupported RPM based distribution" --yesno "Would you like to continue installation on an unsupported RPM based distribution?\\n\\nPlease ensure the following packages have been installed manually:\\n\\n- lighttpd\\n- lighttpd-fastcgi\\n- PHP version 7+"${r}${c};then
echo -e "${CROSS} Aborting installation due to unsupported RPM based distribution"
exit# exit the installer
else
: # continue with unsupported RPM distribution
echo -e "${INFO} Continuing installation with unsupported RPM based distribution"
fi
fi
# If neither apt-get or yum/dnf are found
# If neither apt-get or yum/dnf package managers were found