I have Sendmail 8.10.1 installed on SCO OpenUnix 8 (the banner reads ESMTP Sendmail 8.10.1/UW7.1.1-NSCd)
Occasionally messages go through it containing lines consisting of a single dot, for example:
test
1
2
.
3
The sending SMTP program adds a second dot so that the dot will not be taken as...
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