// https://www.iana.org/domains/root/db/abbott.html
abbott

// abbvie : AbbVie Inc.
// https://www.iana.org/domains/root/db/abbvie.html
abbvie

// abc : Disney Enterprises, Inc.
// https://www.iana.org/domains/root/db/abc.html
abc

// able : Able Inc.
// https://www.iana.org/domains/root/db/able.html
able

// abogado : Registry Services, LLC

9guacu.br
a.bg
a.prod.fastly.net
a.se
a.ssl.fastly.net
a2hosted.com
aa.no
aaa
aaa.pro
aaa.vodka
aarborte.no
aarp
ab.ca
abashiri.hokkaido.jp
abb
abbott
abbvie
abc
abc.br
abeno.osaka.jp
abiko.chiba.jp
abira.hokkaido.jp
abkhazia.su
able
abo.pa
abogado
abr.it
abruzzo.it
abu.yamaguchi.jp
abudhabi
ac
ac.ae
ac.at
ac.be
ac.ci

    * Example:
      ```yaml
      kind: ConfigMap
      apiVersion: v1
      metadata:
        name: kube-dns
        namespace: kube-system
      data:
        federations: abc=def
      ```
* azure: support multiple ipconfigs on a NIC ([#36841](https://github.com/kubernetes/kubernetes/pull/36841), [@colemickens](https://github.com/colemickens))

    * $ kubectl get pv --show-labels
    * NAME           CAPACITY   ACCESSMODES   STATUS    CLAIM            REASON    AGE       LABELS
    * pv-abc                5Gi        RWO                   Bound     default/claim1                    46s       failure-domain.beta.kubernetes.io/region=VC1,failure-domain.beta.kubernetes.io/zone=cluster-1

string_lit             = raw_string_lit | interpreted_string_lit .
raw_string_lit         = "`" { unicode_char | newline } "`" .
interpreted_string_lit = `"` { unicode_value | byte_value } `"` .
</pre>

<pre>
`abc`                // same as "abc"
`\n
\n`                  // same as "\\n\n\\n"
"\n"
"\""                 // same as `"`
"Hello, world!\n"
"日本語"
"\u65e5本\U00008a9e"
"\xff\u00FF"

  <mime-type type="text/ulpfec"/>
  <mime-type type="text/uri-list">
    <glob pattern="*.uri"/>
    <glob pattern="*.uris"/>
    <glob pattern="*.urls"/>
  </mime-type>
  <mime-type type="text/vnd.abc"/>
  <mime-type type="text/vnd.curl">
    <glob pattern="*.curl"/>
  </mime-type>
  <mime-type type="text/vnd.curl.dcurl">
    <glob pattern="*.dcurl"/>
  </mime-type>