酔っ払ってるけどUbuntu 14.04.6 LTS+ESM
$ sudo apt update && apt list --upgradable
curl/trusty-infra-security 7.35.0-1ubuntu2.20+esm11 i386 [upgradable from: 7.35.0-1ubuntu2.20+esm9]
libcurl3/trusty-infra-security 7.35.0-1ubuntu2.20+esm11 i386 [upgradable from: 7.35.0-1ubuntu2.20+esm9]
libcurl3-gnutls/trusty-infra-security 7.35.0-1ubuntu2.20+esm11 i386 [upgradable from: 7.35.0-1ubuntu2.20+esm9]
$ sudo apt-get upgrade -y
$ cat /var/run/reboot-required*
cat: /var/run/reboot-required*: No such file or directory
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