there is a directory called /etc/esmtpacceptmailfor.dir after installing
0.35 with rpm. Is this an error? Like I read the name of the directory
should be /etc/esmtpacceptmailfor?
That's a file.
Both directories and files and coexist peacefully, in this instance. You
have two choices -- either use a flat file, esmtpacceptmailfor, or a GDBM/DB
database. The database is created by makeesmtpacceptmailfor from files in
This is all documented in the courier(8) man page.