.RI [ +folder ]
.RI [ msgs " | "
.IR "absolute pathname" " | "
-.RB \-file
+.B \-file
.IR file ]
.RB [ \-decodetext
8bit|7bit|binary |
.B nmh
be built with
.IR iconv (3);
-see the
-.BR mhparam (1)
-man page for how determine whether your
+see
+.IR mhparam (1)
+for how determine whether your
.B nmh
installation includes that.
To convert text parts other than text/plain, an external program can