const golang.org/x/sys/unix.CAN_ERR_PROT_LOC_ID28_21

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux.go#L636: 	CAN_ERR_PROT_LOC_ID28_21                    = 0x2

The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)