Eliminate double whitespace.

svn path=/head/; revision=131539

lib/libc/gen/directory.3

@@ -59,7 +59,7 @@
 .Ft long
 .Fn telldir "DIR *dirp"
 .Ft void
-.Fn seekdir "DIR *dirp" "long  loc"
+.Fn seekdir "DIR *dirp" "long loc"
 .Ft void
 .Fn rewinddir "DIR *dirp"
 .Ft int

lib/libc/gen/fnmatch.3

@@ -115,7 +115,7 @@ rest after successful
 .Fa pattern
 matching.
 .It Dv FNM_CASEFOLD
-Ignore  case  distinctions in both the
+Ignore case distinctions in both the
 .Fa pattern
 and the
 .Fa string .

lib/libc/gen/getcap.3

@@ -256,7 +256,7 @@ copy pointed to by
 expansion is done (see
 .Ic tc=
 comments below).
-Upon completion of the database 0 is returned,  1 is returned upon successful
+Upon completion of the database 0 is returned, 1 is returned upon successful
 return of record with possibly more remaining (we haven't reached the end of
 the database yet), 2 is returned if the record contains an unresolved
 .Ic tc
@@ -325,7 +325,8 @@ does not exist
 Names consist of one or more characters.
 Names may contain any character
 except `:', but it's usually best to restrict them to the printable
-characters and avoid use of graphics like `#', `=', `%', `@', etc.\&  Types
+characters and avoid use of graphics like `#', `=', `%', `@', etc.
+Types
 are single characters used to separate capability names from their
 associated typed values.
 Types may be any character except a `:'.

lib/libc/gen/gethostname.3

@@ -89,7 +89,8 @@ argument gave an
 invalid address.
 .It Bq Er ENAMETOOLONG
 The current host name is longer than
-.Fa namelen .  (For
+.Fa namelen .
+(For
 .Fn gethostname
 only.)
 .It Bq Er EPERM

lib/libc/gen/getpwent.3

@@ -64,7 +64,7 @@
 .Ft int
 .Fn getpwuid_r "uid_t uid" "struct passwd *pwd" "char *buffer" "size_t bufsize" "struct passwd **result"
 .Ft int
-.Fn setpassent "int  stayopen"
+.Fn setpassent "int stayopen"
 .Ft void
 .Fn setpwent void
 .Ft void

lib/libc/gen/setjmp.3

@@ -86,7 +86,7 @@ function.
 They then return so that program execution continues as if the corresponding
 invocation of the
 .Fn setjmp
-call had just returned  the value specified by
+call had just returned the value specified by
 .Fa val ,
 instead of 0.
 .Pp

lib/libc/gen/signal.3

@@ -42,7 +42,8 @@
 .Lb libc
 .Sh SYNOPSIS
 .In signal.h
-.\" The following is Quite Ugly, but syntactically correct.  Don't try to
+.\" The following is Quite Ugly, but syntactically correct.
+.\" Don't try to
 .\" fix it.
 .Ft void \*(lp*
 .Fn signal "int sig" "void \*(lp*func\*(rp\*(lpint\*(rp\*(rp\*(rp\*(lpint"
@@ -227,7 +228,7 @@ for a list of functions
 that are considered safe for use in signal handlers.
 .Sh RETURN VALUES
 The previous action is returned on a successful call.
-Otherwise, SIG_ERR is returned and  the global variable
+Otherwise, SIG_ERR is returned and the global variable
 .Va errno
 is set to indicate the error.
 .Sh ERRORS

lib/libc/gen/tzset.3

@@ -234,7 +234,7 @@ The zero-based Julian day
 .Em n
 \*(Le 365 ) .
 Leap days are counted, and it is possible to refer to February 29.
-.It Sy M  Em m.n.d
+.It Sy M Em m.n.d
 The
 .Em d Ns 'th
 day (0 \*(Le

lib/libc/gen/ucontext.3

@@ -60,11 +60,11 @@ structure contains at least these fields:
 .Bl -tag -width ".Va mcontext_t\ \ uc_mcontext" -offset 3n -compact
 .It Va "ucontext_t *uc_link"
 context to assume when this one returns
-.It Va "sigset_t    uc_sigmask"
+.It Va "sigset_t uc_sigmask"
 signals being blocked
-.It Va "stack_t     uc_stack"
+.It Va "stack_t uc_stack"
 stack area
-.It Va "mcontext_t  uc_mcontext"
+.It Va "mcontext_t uc_mcontext"
 saved registers
 .El
 .Pp

lib/libc/gen/unvis.3

@@ -129,18 +129,18 @@ They are:
 .Bl -tag -width UNVIS_VALIDPUSH
 .It Li \&0 (zero)
 Another character is necessary; nothing has been recognized yet.
-.It Dv  UNVIS_VALID
+.It Dv UNVIS_VALID
 A valid character has been recognized and is available at the location
 pointed to by cp.
-.It Dv  UNVIS_VALIDPUSH
+.It Dv UNVIS_VALIDPUSH
 A valid character has been recognized and is available at the location
 pointed to by cp; however, the character currently passed in should
 be passed in again.
-.It Dv  UNVIS_NOCHAR
+.It Dv UNVIS_NOCHAR
 A valid sequence was detected, but no character was produced.
 This
 return code is necessary to indicate a logical break between characters.
-.It Dv  UNVIS_SYNBAD
+.It Dv UNVIS_SYNBAD
 An invalid escape sequence was detected, or the decoder is in an
 unknown state.
 The decoder is placed into the starting state.

lib/libc/net/linkaddr.3

@@ -121,7 +121,7 @@ The
 and
 .Fn link_ntoa
 functions appeared in
-.Bx 4.3 Reno  .
+.Bx 4.3 Reno .
 .Sh BUGS
 The returned values for link_ntoa
 reside in a static memory area.

lib/libc/posix1e/mac_prepare.3

@@ -34,7 +34,7 @@
 .Os
 .Dt MAC_PREPARE 3
 .Sh NAME
-.Nm mac_prepare , mac_prepare_type ,  mac_prepare_file_label ,
+.Nm mac_prepare , mac_prepare_type , mac_prepare_file_label ,
 .Nm mac_prepare_ifnet_label , mac_prepare_process_label
 .Nd allocate appropriate storage for
 .Vt mac_t

lib/libc/rpc/rpc.3

@@ -228,7 +228,7 @@ struct svc_req {
     SVCXPRT    *rq_xprt;    /* associated transport */
 };
 .Ed
-.Sh  "The XDR structure"
+.Sh "The XDR structure"
 .Bd -literal
 /*
  * XDR operations.

lib/libc/stdio/funopen.3

@@ -49,9 +49,9 @@
 .Ft FILE *
 .Fn funopen "const void *cookie" "int (*readfn)(void *, char *, int)" "int (*writefn)(void *, const char *, int)" "fpos_t (*seekfn)(void *, fpos_t, int)" "int (*closefn)(void *)"
 .Ft FILE *
-.Fn fropen "void  *cookie" "int  (*readfn)(void *, char *, int)"
+.Fn fropen "void *cookie" "int (*readfn)(void *, char *, int)"
 .Ft FILE *
-.Fn fwopen "void  *cookie" "int  (*writefn)(void *, const char *, int)"
+.Fn fwopen "void *cookie" "int (*writefn)(void *, const char *, int)"
 .Sh DESCRIPTION
 The
 .Fn funopen

lib/libc/stdlib/getopt.3

@@ -45,10 +45,10 @@
 .Sh SYNOPSIS
 .In unistd.h
 .Vt extern char *optarg ;
-.Vt extern int   optind ;
-.Vt extern int   optopt ;
-.Vt extern int   opterr ;
-.Vt extern int   optreset ;
+.Vt extern int optind ;
+.Vt extern int optopt ;
+.Vt extern int opterr ;
+.Vt extern int optreset ;
 .Ft int
 .Fn getopt "int argc" "char * const argv[]" "const char *optstring"
 .Sh DESCRIPTION

lib/libc/sys/aio_read.2

@@ -101,7 +101,7 @@ request has completed, are not allowed.
 .Pp
 If the file offset in
 .Fa iocb->aio_offset
-is past the offset maximum  for
+is past the offset maximum for
 .Fa iocb->aio_fildes ,
 no I/O will occur.
 .Sh RETURN VALUES

lib/libc/sys/aio_write.2

@@ -107,7 +107,7 @@ request has completed, are not allowed.
 .Pp
 If the file offset in
 .Fa iocb->aio_offset
-is past the offset maximum  for
+is past the offset maximum for
 .Fa iocb->aio_fildes ,
 no I/O will occur.
 .Sh RETURN VALUES

lib/libc/sys/chflags.2

@@ -46,7 +46,7 @@
 .In sys/stat.h
 .In unistd.h
 .Ft int
-.Fn chflags "const char *path"  "u_long flags"
+.Fn chflags "const char *path" "u_long flags"
 .Ft int
 .Fn lchflags "const char *path" "int flags"
 .Ft int

lib/libc/sys/execve.2

@@ -60,7 +60,7 @@ An executable object file consists of an identifying header,
 followed by pages of data representing the initial program (text)
 and initialized data pages.
 Additional pages may be specified
-by the header to be initialized with zero data;  see
+by the header to be initialized with zero data; see
 .Xr elf 5
 and
 .Xr a.out 5 .

lib/libc/sys/intro.2

@@ -463,18 +463,18 @@ at run-time.
 .El
 .Sh DEFINITIONS
 .Bl -tag -width Ds
-.It  Process ID .
+.It Process ID .
 Each active process in the system is uniquely identified by a non-negative
 integer called a process ID.
 The range of this ID is from 0 to 99999.
-.It  Parent process ID
+.It Parent process ID
 A new process is created by a currently active process; (see
 .Xr fork 2 ) .
 The parent process ID of a process is initially the process ID of its creator.
 If the creating process exits,
 the parent process ID of each child is set to the ID of a system process,
 .Xr init 8 .
-.It  Process Group
+.It Process Group
 Each active process is a member of a process group that is identified by
 a non-negative integer called the process group ID.
 This is the process
@@ -501,7 +501,7 @@ A session leader with a controlling terminal is a controlling process.
 .It Controlling terminal
 A terminal that is associated with a session is known as the controlling
 terminal for that session and its members.
-.It  "Terminal Process Group ID"
+.It "Terminal Process Group ID"
 A terminal may be acquired by a session leader as its controlling terminal.
 Once a terminal is associated with a session, any of the process groups
 within the session may be placed into the foreground by setting
@@ -512,7 +512,7 @@ to arbitrate between multiple jobs contending for the same terminal;
 .Xr csh 1
 and
 .Xr tty 4 ) .
-.It  "Orphaned Process Group"
+.It "Orphaned Process Group"
 A process group is considered to be
 .Em orphaned
 if it is not under the control of a job control shell.
@@ -564,7 +564,7 @@ The group access list is a set of group IDs
 used only in determining resource accessibility.
 Access checks
 are performed as described below in ``File Access Permissions''.
-.It  "Saved Set User ID and Saved Set Group ID"
+.It "Saved Set User ID and Saved Set Group ID"
 When a process executes a new file, the effective user ID is set
 to the owner of the file if the file is set-user-ID, and the effective
 group ID (first element of the group access list) is set to the group
@@ -577,11 +577,11 @@ or group ID after reverting to the real ID (see
 (In POSIX.1, the saved set-user-ID and saved set-group-ID are optional,
 and are used in setuid and setgid, but this does not work as desired
 for the super-user.)
-.It  Super-user
+.It Super-user
 A process is recognized as a
 .Em super-user
 process and is granted special privileges if its effective user ID is 0.
-.It  Descriptor
+.It Descriptor
 An integer assigned by the system when a file is referenced
 by
 .Xr open 2
@@ -594,7 +594,7 @@ or
 .Xr socketpair 2 ,
 which uniquely identifies an access path to that file or socket from
 a given process or any of its children.
-.It  File Name
+.It File Name
 Names consisting of up to 255
 .Pq Dv MAXNAMELEN
 characters may be used to name
@@ -618,7 +618,7 @@ or
 as part of
 file names because of the special meaning attached to these characters
 by the shell.
-.It  Path Name
+.It Path Name
 A path name is a
 .Tn NUL Ns -terminated
 character string starting with an
@@ -637,7 +637,7 @@ Otherwise, the search begins from the current working directory.
 A slash by itself names the root directory.
 An empty
 pathname refers to the current directory.
-.It  Directory
+.It Directory
 A directory is a special type of file that contains entries
 that are references to other files.
 Directory entries are called links.
@@ -659,7 +659,7 @@ and a current working directory for the purpose of resolving path
 name searches.
 A process's root directory need not be the root
 directory of the root file system.
-.It  File Access Permissions
+.It File Access Permissions
 Every file in the file system has a set of access permissions.
 These permissions are used in determining whether a process
 may perform a requested operation on the file (such as opening
@@ -708,7 +708,7 @@ match the corresponding user ID and group ID of the file,
 but the permissions for ``other users'' allow access.
 .Pp
 Otherwise, permission is denied.
-.It  Sockets and Address Families
+.It Sockets and Address Families
 A socket is an endpoint for communication between processes.
 Each socket has queues for sending and receiving data.
 .Pp

lib/libc/sys/pipe.2

@@ -58,7 +58,7 @@ By convention, the first descriptor is normally used as the
 .Em read end
 of the pipe,
 and the second is normally the
-.Em write end  ,
+.Em write end ,
 so that data written to
 .Fa fildes[1]
 appears on (i.e., can be read from)

lib/libc/sys/sigaction.2

@@ -399,7 +399,7 @@ Base Interfaces:
 .Fn sigaddset ,
 .Fn sigdelset ,
 .Fn sigemptyset ,
-.Fn sigfillset  ,
+.Fn sigfillset ,
 .Fn sigismember ,
 .Fn signal ,
 .Fn sigpending ,

lib/libcam/cam.3

@@ -314,7 +314,7 @@ structure, and a string with length
 .Fa len .
 It creates a colon-terminated printing prefix string similar to the ones
 used by the kernel.
-e.g.:  "(cd0:ahc1:0:4:0): ".
+e.g.: "(cd0:ahc1:0:4:0): ".
 .Fn cam_path_string
 will place at most
 .Fa len Ns \-1

lib/libmd/ripemd.3

@@ -53,7 +53,7 @@ This net result is a
 of the input-data, which doesn't disclose the actual input.
 .Pp
 The
-.Fn RIPEMD160_Init  ,
+.Fn RIPEMD160_Init ,
 .Fn RIPEMD160_Update ,
 and
 .Fn RIPEMD160_Final

lib/libmd/sha.3

@@ -88,7 +88,7 @@ It was quickly proven insecure, and has been superseded by
 is included for compatibility purposes only.
 .Pp
 The
-.Fn SHA1_Init  ,
+.Fn SHA1_Init ,
 .Fn SHA1_Update ,
 and
 .Fn SHA1_Final

lib/libstand/libstand.3

@@ -152,7 +152,7 @@ may be specified to refuse all attempts to set a variable.
 .Pp
 The unset hook is invoked when an attempt is made to unset a variable.
 If it
-returns zero, the  variable will be unset.
+returns zero, the variable will be unset.
 The predefined function
 .Fa env_nounset
 may be used to prevent a variable being unset.
@@ -309,7 +309,7 @@ printf(
 .Qq %6D ,
 ptr,
 .Qq \&:
-);  gives
+); gives
 .Qq XX:XX:XX:XX:XX:XX
 .Ed
 .Bd -ragged -offset indent
@@ -318,7 +318,7 @@ printf(
 len,
 ptr,
 .Qq "\ "
-);  gives
+); gives
 .Qq XX XX XX ...
 .Ed
 .El

lib/libutil/login_cap.3

@@ -370,7 +370,7 @@ kilobytes, megabytes, gigabytes, and on systems that support the
 type, terabytes.
 The suffix used determines the units, and multiple values and
 units may be used in combination (e.g.\& 1m500k = 1.5 megabytes).
-A value with no suffix is interpreted as bytes,  B as 512-byte
+A value with no suffix is interpreted as bytes, B as 512-byte
 blocks, K as kilobytes, M as megabytes, G as gigabytes and T as
 terabytes.
 Case is ignored.

lib/msun/man/asin.3

@@ -44,9 +44,9 @@
 .Sh SYNOPSIS
 .In math.h
 .Ft double
-.Fn asin "double  x"
+.Fn asin "double x"
 .Ft float
-.Fn asinf "float  x"
+.Fn asinf "float x"
 .Sh DESCRIPTION
 The
 .Fn asin

lib/msun/man/atanh.3

@@ -49,9 +49,9 @@
 .Fn atanhf "float x"
 .Sh DESCRIPTION
 The
-.Fn  atanh
+.Fn atanh
 and the
-.Fn  atanhf
+.Fn atanhf
 functions compute the inverse hyperbolic tangent
 of the real
 argument

lib/msun/man/sinh.3

@@ -43,9 +43,9 @@
 .Sh SYNOPSIS
 .In math.h
 .Ft double
-.Fn sinh "double  x"
+.Fn sinh "double x"
 .Ft float
-.Fn sinhf "float  x"
+.Fn sinhf "float x"
 .Sh DESCRIPTION
 The
 .Fn sinh
@@ -59,7 +59,7 @@ The
 and the
 .Fn sinhf
 functions return the hyperbolic sine value unless
-the  magnitude
+the magnitude
 of
 .Fa x
 is too large; in this event, the global variable