.B post
which parses the various header fields, appends a
\*(lqDate:\*(rq line, and interacts with the mail transport system.
-.B Post
-will not normally be called directly by the user.
+.B post
+will not normally be called directly by the user,
+but can be replaced by the user with a
+.I postproc
+profile component that will have
+.I file
+as its final argument.
.PP
.B Post
searches the \*(lqTo:\*(rq, \*(lqcc:\*(rq, \*(lqBcc:\*(rq,