man9: rename IM to MR

Commit d32deab17b renamed IM to MR but
these man pages were missed.

man/man9/0intro.9p

@@ -21,7 +21,7 @@ such a machine is called, somewhat confusingly, a
 Another possibility for a server is to synthesize
 files on demand, perhaps based on information on data structures
 maintained in memory; the
-.IM plumber (4)
+.MR plumber (4)
 server is an example of such a server.
 .PP
 A
@@ -63,7 +63,7 @@ bytes of data.
 Text strings are represented this way,
 with the text itself stored as a UTF-8
 encoded sequence of Unicode characters (see
-.IM utf (7) ).
+.MR utf (7) ).
 Text strings in 9P messages are not
 .SM NUL\c
 -terminated:
@@ -114,7 +114,7 @@ Plan 9 names may contain any printable character (that is, any character
 outside hexadecimal 00-1F and 80-9F)
 except slash.)
 Messages are transported in byte form to allow for machine independence;
-.IM fcall (3)
+.MR fcall (3)
 describes routines that convert to and from this form into a machine-dependent
 C structure.
 .SH MESSAGES
@@ -348,7 +348,7 @@ a ``current file'' on the server.
 Fids are somewhat like file descriptors in a user process,
 but they are not restricted to files open for I/O:
 directories being examined, files being accessed by
-.IM stat (3)
+.MR stat (3)
 calls, and so on \(em all files being manipulated by the operating
 system \(em are identified by fids.
 Fids are chosen by the client.
@@ -461,7 +461,7 @@ to have their input or output attached to fids on 9P servers.
 See
 .IR openfd (9p)
 and
-.IM 9pclient (3)
+.MR 9pclient (3)
 for details.
 .PP
 The
@@ -475,7 +475,7 @@ access permissions (read, write and execute for owner, group and public),
 access and modification times, and
 owner and group identifications
 (see
-.IM stat (3) ).
+.MR stat (3) ).
 The owner and group identifications are textual names.
 The
 .B wstat
@@ -523,12 +523,12 @@ into 9P messages.
 .SS Unix
 On Unix, 9P services are posted as Unix domain sockets in a
 well-known directory (see
-.IM getns (3)
+.MR getns (3)
 and
-.IM 9pserve (4) ).
+.MR 9pserve (4) ).
 Clients connect to these servers using a 9P client library
 (see
-.IM 9pclient (3) ).
+.MR 9pclient (3) ).
 .SH DIRECTORIES
 Directories are created by
 .B create

man/man9/attach.9p

@@ -122,7 +122,7 @@ and
 and
 .I fsauth
 (see
-.IM 9pclient (3) )
+.MR 9pclient (3) )
 generate
 .B attach
 and
@@ -163,6 +163,6 @@ transactions.
 .\" .B mount
 .\" system call on an uninitialized connection.
 .SH SEE ALSO
-.IM 9pclient (3) ,
+.MR 9pclient (3) ,
 .IR version (9P),
 Plan 9's \fIauthsrv\fR(6)

man/man9/clunk.9p

@@ -41,7 +41,7 @@ generated by
 and
 .I fsunmount
 (see
-.IM 9pclient (3) )
+.MR 9pclient (3) )
 and indirectly by other actions such as failed
 .I fsopen
 calls.

man/man9/flush.9p

@@ -99,11 +99,11 @@ flushing a
 and flushing an invalid tag.
 .SH ENTRY POINTS
 The
-.IM 9pclient (3)
+.MR 9pclient (3)
 library does not generate
 .B flush
 transactions..
-.IM 9pserve (4)
+.MR 9pserve (4)
 generates
 .B flush
 transactions to cancel transactions pending when a client hangs up.

man/man9/open.9p

@@ -160,7 +160,7 @@ in this case, the
 .I fscreate
 call
 (see
-.IM 9pclient (3) )
+.MR 9pclient (3) )
 uses
 .B open
 with truncation.
@@ -209,7 +209,7 @@ again.
 and
 .I fscreate
 (see
-.IM 9pclient (3) )
+.MR 9pclient (3) )
 both generate
 .B open
 messages; only

man/man9/openfd.9p

@@ -43,18 +43,18 @@ it cannot be
 .PP
 .I Openfd
 is implemented by
-.IM 9pserve (4) .
+.MR 9pserve (4) .
 9P servers that post their services using
-.IM 9pserve (4)
+.MR 9pserve (4)
 (or indirectly via
-.IM post9pservice (3) )
+.MR post9pservice (3) )
 will never see a
 .B Topenfd
 message.
 .SH ENTRY POINTS
 .I Fsopenfd
 (see
-.IM 9pclient (3) )
+.MR 9pclient (3) )
 generates an
 .B openfd
 message.

man/man9/read.9p

@@ -114,7 +114,7 @@ to be transferred atomically.
 and
 .I fswrite
 (see
-.IM 9pclient (3) )
+.MR 9pclient (3) )
 generate the corresponding messages.
 Because they take an offset parameter, the
 .I fspread

man/man9/remove.9p

@@ -45,7 +45,7 @@ so other fids typically remain usable.
 .SH ENTRY POINTS
 .I Fsremove
 (see
-.IM 9pclient (3) )
+.MR 9pclient (3) )
 generates
 .B remove
 messages.

man/man9/stat.9p

@@ -88,7 +88,7 @@ The
 and
 .I convD2M
 routines (see
-.IM fcall (3) )
+.MR fcall (3) )
 convert between directory entries and a C structure called a
 .BR Dir .
 .PP
@@ -263,7 +263,7 @@ messages are generated by
 and
 .IR fsdirstat
 (see
-.IM 9pclient (3) ).
+.MR 9pclient (3) ).
 .PP
 .B Wstat
 messages are generated by

man/man9/version.9p

@@ -91,7 +91,7 @@ requests is called a
 .SH ENTRY POINTS
 .I Fsversion
 (see
-.IM 9pclient (3) )
+.MR 9pclient (3) )
 generates
 .B version
 messages;

man/man9/walk.9p

@@ -149,13 +149,13 @@ may be packed in a single message.
 This constant is called
 .B MAXWELEM
 in
-.IM fcall (3) .
+.MR fcall (3) .
 Despite this restriction, the system imposes no limit on the number of elements in a file name,
 only the number that may be transmitted in a single message.
 .SH ENTRY POINTS
 .I Fswalk
 (see
-.IM 9pclient (3) )
+.MR 9pclient (3) )
 generates walk messages.
 One or more walk messages may be generated by
 any call that evaluates file names: