man filesystems: fix xrefs after move to section 4

Reviewed by: des, imp
Pull Request: https://github.com/freebsd/freebsd-src/pull/1077

lib/geom/label/glabel.8

@@ -255,7 +255,7 @@ providers implement a
 flag and a tunable variable named in the above format. This flag
 controls if the label provider will be active, tasting devices
 and creating label nodes in the
-.Xr devfs 5
+.Xr devfs 4
 tree. It is sometimes desirable to disable certain label types if
 they conflict with other classes in complex GEOM topologies.
 .El

lib/libc/posix1e/posix1e.3

@@ -46,7 +46,7 @@ its interfaces are widely used.
 implements POSIX.1e interface for access control lists, described in
 .Xr acl 3 ,
 and supports ACLs on the
-.Xr ffs 7
+.Xr ffs 4
 file system; ACLs must be administratively enabled using
 .Xr tunefs 8 .
 .Pp
@@ -95,7 +95,7 @@ for mandatory access control labels.
 .Xr libcasper 3 ,
 .Xr mac 3 ,
 .Xr capsicum 4 ,
-.Xr ffs 7 ,
+.Xr ffs 4 ,
 .Xr getfmac 8 ,
 .Xr setfmac 8 ,
 .Xr tunefs 8 ,

lib/libsys/execve.2

@@ -325,9 +325,9 @@ argument is not a valid file descriptor open for executing.
 .Xr execl 3 ,
 .Xr exit 3 ,
 .Xr sysctl 3 ,
+.Xr fdescfs 4 ,
 .Xr a.out 5 ,
 .Xr elf 5 ,
-.Xr fdescfs 5 ,
 .Xr environ 7 ,
 .Xr mount 8
 .Sh STANDARDS
@@ -374,6 +374,6 @@ is the file descriptor passed in the
 argument to
 .Fn fexecve .
 For this construction to work correctly, the
-.Xr fdescfs 5
+.Xr fdescfs 4
 filesystem shall be mounted on
 .Pa /dev/fd .

lib/libsys/i386/i386_set_watch.3

@@ -110,7 +110,7 @@ or
 is invalid.
 .Sh SEE ALSO
 .Xr ptrace 2 ,
-.Xr procfs 5
+.Xr procfs 4
 .Sh AUTHORS
 This man page was written by
 .An Brian S. Dean .

lib/libsys/mq_open.2

@@ -223,7 +223,7 @@ and
 system calls are supported for message queue descriptor.
 .Pp
 Please see the
-.Xr mqueuefs 5
+.Xr mqueuefs 4
 man page for instructions on loading the module or compiling the service into
 the kernel.
 .Pp
@@ -310,7 +310,7 @@ There is insufficient space for the creation of the new message queue.
 .Xr mq_unlink 2 ,
 .Xr mq_timedreceive 3 ,
 .Xr mq_timedsend 3 ,
-.Xr mqueuefs 5
+.Xr mqueuefs 4
 .Sh STANDARDS
 The
 .Fn mq_open

lib/libsys/mq_unlink.2

@@ -90,7 +90,7 @@ a pathname component is longer than
 .It Bq Er ENOENT
 The message queue does not exist.
 .It Bq Er ENOSYS
-.Xr mqueuefs 5
+.Xr mqueuefs 4
 module is neither loaded nor included in the kernel.
 .El
 .Sh SEE ALSO

lib/libsys/open.2

@@ -384,7 +384,7 @@ The file pointer used to mark the current position within the
 file is set to the beginning of the file.
 .Pp
 If a sleeping open of a device node from
-.Xr devfs 5
+.Xr devfs 4
 is interrupted by a signal, the call always fails with
 .Er EINTR ,
 even if the

lib/libsys/sendfile.2

@@ -126,7 +126,7 @@ Starting with
 .Fx 11
 .Nm
 sending files off the
-.Xr ffs 7
+.Xr ffs 4
 filesystem does not block on I/O
 (see
 .Sx IMPLEMENTATION NOTES
@@ -209,7 +209,7 @@ The
 implementation of
 .Fn sendfile
 does not block on disk I/O when it sends a file off the
-.Xr ffs 7
+.Xr ffs 4
 filesystem.
 The syscall returns success before the actual I/O completes, and data
 is put into the socket later unattended.

lib/libsys/statfs.2

@@ -107,7 +107,7 @@ All I/O to the file system is done synchronously.
 No file system I/O is done synchronously.
 .It Dv MNT_SOFTDEP
 Soft updates being done (see
-.Xr ffs 7 ) .
+.Xr ffs 4 ) .
 .It Dv MNT_GJOURNAL
 Journaling with gjournal is enabled (see
 .Xr gjournal 8 ) .

lib/libufs/libufs.3

@@ -70,7 +70,7 @@ to a string describing the error.
 .Xr ufs_disk_fillout 3 ,
 .Xr ufs_disk_fillout_blank 3 ,
 .Xr ufs_disk_write 3 ,
-.Xr ffs 7
+.Xr ffs 4
 .Sh HISTORY
 The
 .Xr libufs 3