file, or input from standard input, should be a validly formatted
message, just like any other
.B nmh
-message. It should NOT be in mail drop format (to convert a file in
+message. It should
+.I not
+be in mail drop format (to convert a file in
mail drop format to a folder of
.B nmh
messages, see
to determine the program to use to perform the HTTP retrieval. This program
is invoked with one argument: the URL of the content to retrieve. The program
should write the content to standard out, and should terminate with a status
-of zero if the retrieval is successful and a non\-zero exit status otherwise.
+of zero if the retrieval is successful and a non-zero exit status otherwise.
.SS "The Content Cache"
When
.B mhstore