# Functions
No description provided by the author
# Constants
IPTABLES is the value for the iptables firewall type.
NFTABLES is the value for the nftables firewall type.
SKIP_NFTABLES_ENV is the environment variable to skip nftables check.
UNKNOWN is the default value for the firewall type for unknown firewall type.
# Interfaces
IFaceMapper defines subset methods of interface required for manager.
# Type aliases
FWType is the type for the firewall type.