different machines,
.B mhshow
will look for the environment variable
-.BE $MHSHOW .
+.BR $MHSHOW .
If present, this specifies the name of an additional
user profile which should be read. Hence, when a user logs in on a
particular display device, this environment variable should be set to
.SH FILES
.fc ^ ~
.nf
-.ta \w'/usr/local/nmh/etc/ExtraBigFileName 'u
+.ta \w'%etcdir%/ExtraBigFileName 'u
^$HOME/\&.mh\(ruprofile~^The user profile
^$MHSHOW~^Additional profile entries
^%etcdir%/mhn.defaults~^System default MIME profile entries