repairs

23 files changed, 128 insertions, 108 deletions

diff --git a/lib/libc/gen/isalnum.3 b/lib/libc/gen/isalnum.3
index d6d22734fac..479380ad0e8 100644
--- a/lib/libc/gen/isalnum.3
+++ b/lib/libc/gen/isalnum.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isalnum.3,v 1.3 1999/05/16 19:54:53 alex Exp $
+.\"	$OpenBSD: isalnum.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -56,10 +56,9 @@ is true.
 .Sh RETURN VALUES
 The
 .Fn isalnum
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
-.Xr isalnum 3 ,
 .Xr isalpha 3 ,
 .Xr isascii 3 ,
 .Xr isblank 3 ,
@@ -74,7 +73,7 @@ returns non-zero if the character tests true.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/isalpha.3 b/lib/libc/gen/isalpha.3
index d6d889eb8c6..502ed2a864d 100644
--- a/lib/libc/gen/isalpha.3
+++ b/lib/libc/gen/isalpha.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isalpha.3,v 1.3 1999/05/16 19:54:54 alex Exp $
+.\"	$OpenBSD: isalpha.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -73,8 +73,8 @@ is true.
 .Sh RETURN VALUES
 The
 .Fn isalpha
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isascii 3 ,
@@ -90,7 +90,7 @@ returns non-zero if the character tests true.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/isascii.3 b/lib/libc/gen/isascii.3
index c349530c4ed..1d81875ce89 100644
--- a/lib/libc/gen/isascii.3
+++ b/lib/libc/gen/isascii.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isascii.3,v 1.5 1999/05/16 19:54:54 alex Exp $
+.\"	$OpenBSD: isascii.3,v 1.6 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1989, 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -36,7 +36,7 @@
 .Os
 .Sh NAME
 .Nm isascii
-.Nd test for ASCII character
+.Nd ASCII character test
 .Sh SYNOPSIS
 .Fd #include <ctype.h>
 .Ft int
@@ -48,6 +48,11 @@ function tests for an
 .Tn ASCII
 character, which is any character with a value less than or
 equal to 0177.
+.Sh RETURN VALUES
+The
+.Fn isascii
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
@@ -63,7 +68,7 @@ equal to 0177.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/isblank.3 b/lib/libc/gen/isblank.3
index 6b1c56a896a..94971b6684d 100644
--- a/lib/libc/gen/isblank.3
+++ b/lib/libc/gen/isblank.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isblank.3,v 1.3 1999/05/16 19:54:54 alex Exp $
+.\"	$OpenBSD: isblank.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -66,8 +66,8 @@ returns true only for the standard blank-space characters.
 .Sh RETURN VALUES
 The
 .Fn isblank
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
@@ -83,6 +83,6 @@ returns non-zero if the character tests true.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
diff --git a/lib/libc/gen/iscntrl.3 b/lib/libc/gen/iscntrl.3
index 72f87306e60..fe47987fd65 100644
--- a/lib/libc/gen/iscntrl.3
+++ b/lib/libc/gen/iscntrl.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: iscntrl.3,v 1.3 1999/05/16 19:54:55 alex Exp $
+.\"	$OpenBSD: iscntrl.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -52,8 +52,8 @@ function tests for any control character.
 .Sh RETURN VALUES
 The
 .Fn iscntrl
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
@@ -69,7 +69,7 @@ returns non-zero if the character tests true.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/isdigit.3 b/lib/libc/gen/isdigit.3
index d0c35be439e..49ba362d038 100644
--- a/lib/libc/gen/isdigit.3
+++ b/lib/libc/gen/isdigit.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isdigit.3,v 1.3 1999/05/16 19:54:55 alex Exp $
+.\"	$OpenBSD: isdigit.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -52,15 +52,14 @@ function tests for any decimal-digit character.
 .Sh RETURN VALUES
 The
 .Fn isdigit
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
 .Xr isascii 3 ,
 .Xr isblank 3 ,
 .Xr iscntrl 3 ,
-.Xr isdigit 3 ,
 .Xr isgraph 3 ,
 .Xr islower 3 ,
 .Xr isprint 3 ,
@@ -70,7 +69,7 @@ returns non-zero if the character tests true.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/isgraph.3 b/lib/libc/gen/isgraph.3
index f142dd25909..2ee60fa4fd7 100644
--- a/lib/libc/gen/isgraph.3
+++ b/lib/libc/gen/isgraph.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isgraph.3,v 1.3 1999/05/16 19:54:56 alex Exp $
+.\"	$OpenBSD: isgraph.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -48,12 +48,13 @@
 .Sh DESCRIPTION
 The
 .Fn isgraph
-function tests for any printing character except space (' ').
+function tests for any printing character except space
+.Pq Sq \ \& .
 .Sh RETURN VALUES
 The
 .Fn isgraph
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
@@ -69,7 +70,7 @@ returns non-zero if the character tests true.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/isinf.3 b/lib/libc/gen/isinf.3
index 1f16db4dd7e..8a24f7ecd5d 100644
--- a/lib/libc/gen/isinf.3
+++ b/lib/libc/gen/isinf.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isinf.3,v 1.4 1999/05/25 01:50:57 aaron Exp $
+.\"	$OpenBSD: isinf.3,v 1.5 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -50,7 +50,7 @@ The
 function
 returns 1 if the number
 .Fa n
-is infinity, otherwise 0.
+is \*(If, otherwise 0.
 .Pp
 The
 .Fn isnan
diff --git a/lib/libc/gen/islower.3 b/lib/libc/gen/islower.3
index 35bbd0dd8f8..845fdb44c98 100644
--- a/lib/libc/gen/islower.3
+++ b/lib/libc/gen/islower.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: islower.3,v 1.3 1999/05/16 19:54:56 alex Exp $
+.\"	$OpenBSD: islower.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -66,8 +66,8 @@ returns true only for the characters defined as lower-case letters.
 .Sh RETURN VALUES
 The
 .Fn islower
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
@@ -83,7 +83,7 @@ returns non-zero if the character tests true.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/isprint.3 b/lib/libc/gen/isprint.3
index f214fdda5da..f6aa636f394 100644
--- a/lib/libc/gen/isprint.3
+++ b/lib/libc/gen/isprint.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isprint.3,v 1.3 1999/05/16 19:54:57 alex Exp $
+.\"	$OpenBSD: isprint.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -48,12 +48,13 @@
 .Sh DESCRIPTION
 The
 .Fn isprint
-function tests for any printing character including space (' ').
+function tests for any printing character including space
+.Pq Sq \ \& .
 .Sh RETURN VALUES
 The
 .Fn isprint
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
@@ -69,7 +70,7 @@ returns non-zero if the character tests true.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/ispunct.3 b/lib/libc/gen/ispunct.3
index 8f9327d24a6..97c21c0e52e 100644
--- a/lib/libc/gen/ispunct.3
+++ b/lib/libc/gen/ispunct.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: ispunct.3,v 1.3 1999/05/16 19:54:57 alex Exp $
+.\"	$OpenBSD: ispunct.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -48,15 +48,16 @@
 .Sh DESCRIPTION
 The
 .Fn ispunct
-function tests for any printing character except space (' ') or a
-character for which
+function tests for any printing character except space
+.Pq Sq \ \&
+or a character for which
 .Xr isalnum 3
 is true.
 .Sh RETURN VALUES
 The
 .Fn ispunct
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
@@ -72,7 +73,7 @@ returns non-zero if the character tests true.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/isspace.3 b/lib/libc/gen/isspace.3
index 6ea3db65f6d..2ba610352c5 100644
--- a/lib/libc/gen/isspace.3
+++ b/lib/libc/gen/isspace.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isspace.3,v 1.3 1999/05/16 19:54:58 alex Exp $
+.\"	$OpenBSD: isspace.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -79,8 +79,8 @@ returns true only for the standard white-space characters.
 .Sh RETURN VALUES
 The
 .Fn isspace
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
@@ -96,7 +96,7 @@ returns non-zero if the character tests true.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/isupper.3 b/lib/libc/gen/isupper.3
index 27e144d1b23..603779c21ae 100644
--- a/lib/libc/gen/isupper.3
+++ b/lib/libc/gen/isupper.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isupper.3,v 1.3 1999/05/16 19:54:58 alex Exp $
+.\"	$OpenBSD: isupper.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -64,8 +64,8 @@ returns true only for the characters defined as upper-case letters.
 .Sh RETURN VALUES
 The
 .Fn isupper
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
@@ -81,7 +81,7 @@ returns non-zero if the character tests true.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/isxdigit.3 b/lib/libc/gen/isxdigit.3
index 169938242ed..ecb1ede4b41 100644
--- a/lib/libc/gen/isxdigit.3
+++ b/lib/libc/gen/isxdigit.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isxdigit.3,v 1.3 1999/05/16 19:54:58 alex Exp $
+.\"	$OpenBSD: isxdigit.3,v 1.4 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -52,8 +52,8 @@ function tests for any hexadecimal-digit character.
 .Sh RETURN VALUES
 The
 .Fn isxdigit
-macro returns zero if the character tests false and
-returns non-zero if the character tests true.
+macro returns zero if the character tests false or
+non-zero if the character tests true.
 .Sh SEE ALSO
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
@@ -69,7 +69,7 @@ returns non-zero if the character tests true.
 .Xr isupper 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
 .Sh STANDARDS
diff --git a/lib/libc/gen/lockf.3 b/lib/libc/gen/lockf.3
index e85ed1d294e..9928802f83f 100644
--- a/lib/libc/gen/lockf.3
+++ b/lib/libc/gen/lockf.3
@@ -58,9 +58,9 @@ The argument
 .Fa filedes
 is an open file descriptor.
 The file descriptor must have been opened either for write-only
-.Dv ( O_WRONLY )
+.Pq Dv O_WRONLY
 or read/write
-.Dv ( O_RDWR )
+.Pq Dv O_RDWR
 operation.
 .Pp
 The
@@ -69,21 +69,23 @@ argument is a control value which specifies the action to be taken.
 The permissible values for
 .Fa function
 are as follows:
+.Pp
 .Bl -tag -width F_ULOCKXX -compact -offset indent
 .It Sy Function
 .Sy Description
 .It Dv F_ULOCK
-unlock locked sections
+Unlock locked sections.
 .It Dv F_LOCK
-lock a section for exclusive use
+Lock a section for exclusive use.
 .It Dv F_TLOCK
-test and lock a section for exclusive use
+Test and lock a section for exclusive use.
 .It Dv F_TEST
-test a section for locks by other processes
+Test a section for locks by other processes.
 .El
 .Pp
+The
 .Dv F_ULOCK
-removes locks from a section of the file;
+function removes locks from a section of the file;
 .Dv F_LOCK
 and
 .Dv F_TLOCK
@@ -115,6 +117,7 @@ locked sections would occur, the sections are combined into a single
 locked section. If the request would cause the number of locks to
 exceed a system-imposed limit, the request will fail.
 .Pp
+The
 .Dv F_LOCK
 and
 .Dv F_TLOCK
@@ -130,11 +133,11 @@ File locks are released on first close by the locking process of any
 file descriptor for the file.
 .Pp
 .Dv F_ULOCK
-requests release (wholly or in part) one or more locked sections
+requests release (wholly or in part) of one or more locked sections
 controlled by the process. Locked sections will be unlocked starting
 at the current file offset through
 .Fa size
-bytes or to the end of file if size is 0. When all of a locked section
+bytes or to the end of the file if size is 0. When all of a locked section
 is not released (that is, when the beginning or end of the area to be
 unlocked falls within a locked section), the remaining portions of
 that section are still locked by the process. Releasing the center
@@ -147,7 +150,8 @@ An
 .Dv F_ULOCK
 request in which size is non-zero and the offset of the last byte of
 the requested section is the maximum value for an object of type
-off_t, when the process has an existing lock in which size is 0 and
+.Em off_t ,
+when the process has an existing lock in which size is 0 and
 which includes the last byte of the requested section, will be treated
 as a request to unlock from the start of the requested section with a
 size equal to 0. Otherwise an
@@ -172,8 +176,8 @@ Blocking on a section is interrupted by any signal.
 If successful, the
 .Fn lockf
 function returns 0.
-Otherwise, it returns -1, sets
-.Dv errno
+Otherwise, it returns -1, sets the global variable
+.Va errno
 to indicate an error, and existing locks are not changed.
 .Sh ERRORS
 .Fn lockf
diff --git a/lib/libc/gen/nlist.3 b/lib/libc/gen/nlist.3
index 51dbb0b0899..4393de20d61 100644
--- a/lib/libc/gen/nlist.3
+++ b/lib/libc/gen/nlist.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: nlist.3,v 1.5 1999/05/23 14:11:00 aaron Exp $
+.\"	$OpenBSD: nlist.3,v 1.6 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1980, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -60,7 +60,7 @@ and
 .Fa n_value
 for the entry are copied into the list
 referenced by
-.Fa \&nl .
+.Fa nl .
 No other data is copied.
 The last entry in the list always has its
 .Fa n_name
diff --git a/lib/libc/gen/pause.3 b/lib/libc/gen/pause.3
index cb509ee407b..e6429cc5d37 100644
--- a/lib/libc/gen/pause.3
+++ b/lib/libc/gen/pause.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: pause.3,v 1.4 1999/05/23 14:11:00 aaron Exp $
+.\"	$OpenBSD: pause.3,v 1.5 1999/05/29 20:07:13 aaron Exp $
 .\"
 .\" Copyright (c) 1980, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -54,21 +54,23 @@ forces a process to pause until
 a signal is received from either the
 .Xr kill 2
 function
-or an interval timer.
-(See
-.Xr setitimer 2 . )
+or an interval timer
+(see
+.Xr setitimer 2 ) .
+.Pp
 Upon termination of a signal handler started during a
 .Fn pause ,
 the
 .Fn pause
 call will return.
 .Sh RETURN VALUES
-Always returns \-1.
+Always returns -1.
 .Sh ERRORS
 The
 .Fn pause
-function
-always returns:
+function may set the global variable
+.Va errno
+to the following error:
 .Bl -tag -width Er
 .It Bq Er EINTR
 The call was interrupted.
diff --git a/lib/libc/gen/popen.3 b/lib/libc/gen/popen.3
index 088e299d7fa..7795a02b14f 100644
--- a/lib/libc/gen/popen.3
+++ b/lib/libc/gen/popen.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: popen.3,v 1.3 1999/05/16 19:55:00 alex Exp $
+.\"	$OpenBSD: popen.3,v 1.4 1999/05/29 20:07:14 aaron Exp $
 .\"
 .\" Copyright (c) 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -60,8 +60,9 @@ the resulting stream is correspondingly read-only or write-only.
 .Pp
 The
 .Fa command
-argument is a pointer to a null-terminated string
-containing a shell command line.
+argument is a pointer to a
+.Dv NULL Ns -terminated
+string containing a shell command line.
 This command is passed to
 .Pa /bin/sh
 using the
@@ -69,12 +70,13 @@ using the
 flag; interpretation, if any, is performed by the shell.
 The
 .Fa mode
-argument is a pointer to a null-terminated string
-which must be either
-.Ql r
+argument is a pointer to a
+.Dv NULL Ns -terminated
+string which must be either
+.Qq r
 for reading
 or
-.Ql w
+.Qq w
 for writing.
 .Pp
 The return value from
@@ -82,7 +84,7 @@ The return value from
 is a normal standard
 .Tn I/O
 stream in all respects
-save that it must be closed with
+except that it must be closed with
 .Fn pclose
 rather than
 .Fn fclose .
@@ -106,7 +108,7 @@ The
 function waits for the associated process to terminate
 and returns the exit status of the command
 as returned by
-.Fn wait4 .
+.Xr wait4 2 .
 .Sh RETURN VALUE
 The
 .Fn popen
@@ -122,7 +124,7 @@ or if it cannot allocate memory.
 The
 .Fn pclose
 function
-returns \-1 if
+returns -1 if
 .Fa stream
 is not associated with a
 .Dq popened
@@ -168,10 +170,9 @@ The only hint is an exit status of 127.
 .Pp
 The
 .Fn popen
-argument
-always calls
-.Xr sh ,
-never calls
+argument always calls
+.Xr sh ;
+it never calls
 .Xr csh .
 .Sh HISTORY
 A
diff --git a/lib/libc/gen/sysctl.3 b/lib/libc/gen/sysctl.3
index 7c35a4790b1..fe12328fa7e 100644
--- a/lib/libc/gen/sysctl.3
+++ b/lib/libc/gen/sysctl.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: sysctl.3,v 1.14 1999/05/27 20:49:34 aaron Exp $
+.\"	$OpenBSD: sysctl.3,v 1.15 1999/05/29 20:07:14 aaron Exp $
 .\"
 .\" Copyright (c) 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -80,16 +80,20 @@ and that location gives the amount of data copied after a successful call.
 If the amount of data available is greater
 than the size of the buffer supplied,
 the call supplies as much data as fits in the buffer provided
-and returns with the error code ENOMEM.
+and returns with the error code
+.Er ENOMEM .
 If the old value is not desired,
 .Fa oldp
 and
 .Fa oldlenp
-should be set to NULL.
+should be set to
+.Dv NULL .
 .Pp
 The size of the available data can be determined by calling 
 .Nm sysctl
-with a NULL parameter for
+with a
+.Dv NULL
+parameter for
 .Fa oldp .
 The size of the available data will be returned in the location pointed to by
 .Fa oldlenp .
@@ -105,7 +109,9 @@ is set to point to a buffer of length
 from which the requested value is to be taken.
 If a new value is not to be set,
 .Fa newp
-should be set to NULL and
+should be set to
+.Dv NULL
+and
 .Fa newlen
 set to 0.
 .Pp
diff --git a/lib/libc/gen/syslog.3 b/lib/libc/gen/syslog.3
index 4bd3f15ad45..ca7dbbfcce2 100644
--- a/lib/libc/gen/syslog.3
+++ b/lib/libc/gen/syslog.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: syslog.3,v 1.3 1999/05/23 14:11:00 aaron Exp $
+.\"	$OpenBSD: syslog.3,v 1.4 1999/05/29 20:07:14 aaron Exp $
 .\"
 .\" Copyright (c) 1985, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -132,7 +132,7 @@ The
 .Fa logopt
 argument
 is a bit field specifying logging options, which is formed by
-.Tn OR Ns 'ing
+.Em OR Ns 'ing
 one or more of the following values:
 .Bl -tag -width LOG_AUTHPRIV
 .It Dv LOG_CONS
diff --git a/lib/libc/gen/toascii.3 b/lib/libc/gen/toascii.3
index 56f3f736b84..cd1b703c581 100644
--- a/lib/libc/gen/toascii.3
+++ b/lib/libc/gen/toascii.3
@@ -56,6 +56,7 @@ function always returns a valid ASCII character.
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
 .Xr isascii 3 ,
+.Xr isblank 3 ,
 .Xr iscntrl 3 ,
 .Xr isdigit 3 ,
 .Xr isgraph 3 ,
@@ -66,6 +67,6 @@ function always returns a valid ASCII character.
 .Xr isupper 3 ,
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr toupper 3 ,
 .Xr ascii 7
diff --git a/lib/libc/gen/tolower.3 b/lib/libc/gen/tolower.3
index 43352b5340f..52e7e6669ae 100644
--- a/lib/libc/gen/tolower.3
+++ b/lib/libc/gen/tolower.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: tolower.3,v 1.6 1999/05/16 19:55:01 alex Exp $
+.\"	$OpenBSD: tolower.3,v 1.7 1999/05/29 20:07:14 aaron Exp $
 .\"
 .\" Copyright (c) 1989, 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -78,10 +78,10 @@ is returned; otherwise the output is undefined.
 .\" .Xr islower
 .\" is true.
 .Sh SEE ALSO
-.Xr _toupper 3 ,
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
 .Xr isascii 3 ,
+.Xr isblank 3 ,
 .Xr iscntrl 3 ,
 .Xr isdigit 3 ,
 .Xr isgraph 3 ,
@@ -93,7 +93,7 @@ is returned; otherwise the output is undefined.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr toupper 3 ,
+.Xr toupper 3 , 
 .Xr ascii 7
 .Sh STANDARDS
 The
diff --git a/lib/libc/gen/toupper.3 b/lib/libc/gen/toupper.3
index d342d8afed9..0fc16e18854 100644
--- a/lib/libc/gen/toupper.3
+++ b/lib/libc/gen/toupper.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: toupper.3,v 1.8 1999/05/16 19:55:01 alex Exp $
+.\"	$OpenBSD: toupper.3,v 1.9 1999/05/29 20:07:14 aaron Exp $
 .\"
 .\" Copyright (c) 1989, 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -78,10 +78,10 @@ is returned; otherwise the output is undefined.
 .\" .Xr isupper
 .\" is true.	
 .Sh SEE ALSO
-.Xr _tolower 3 ,
 .Xr isalnum 3 ,
 .Xr isalpha 3 ,
 .Xr isascii 3 ,
+.Xr isblank 3 ,
 .Xr iscntrl 3 ,
 .Xr isdigit 3 ,
 .Xr isgraph 3 ,
@@ -93,7 +93,7 @@ is returned; otherwise the output is undefined.
 .Xr isxdigit 3 ,
 .Xr stdio 3 ,
 .Xr toascii 3 ,
-.Xr tolower 3 ,
+.Xr tolower 3 , 
 .Xr ascii 7
 .Sh STANDARDS
 The