DNSNAME = $(shell hostname -f) # check if DNSNAME is a FQDN run: go run *.go gaper: # 'gaper' is a simple and smart golang tool that just rebuilds every time you change a file # go get -u github.com/maxcnunes/gaper gaper ipv6-delete: ip addr del 2600:1700:da80:8510::2c dev wifi0