Minor doc fixes.

8 files changed, 467 insertions, 608 deletions

diff --git a/awklib/eg/network/maze.awk b/awklib/eg/network/maze.awk
index 94888f8c..97c535f7 100644
--- a/awklib/eg/network/maze.awk
+++ b/awklib/eg/network/maze.awk
@@ -61,7 +61,7 @@ function MakeMaze(x, y) {
   if (x   SUBSEP y-2 in Maze) d[p++] = "-y"
   if (x+2 SUBSEP y   in Maze) d[p++] = "+x"
   if (x   SUBSEP y+2 in Maze) d[p++] = "+y"
-  if (p>0) {            # if there are univisited fields, go there
+  if (p>0) {            # if there are unvisited fields, go there
     p = int(p*rand())   # choose one unvisited field at random
     if        (d[p] == "-x") { delete Maze[x - 1, y]; MakeMaze(x - 2, y)
     } else if (d[p] == "-y") { delete Maze[x, y - 1]; MakeMaze(x, y - 2)
diff --git a/doc/ChangeLog b/doc/ChangeLog
index 756808b3..57828c97 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,3 +1,8 @@
+Sun Feb 13 19:58:35 2011  Arnold D. Robbins  <arnold@skeeve.com>
+
+	* awkcard.in, gawk.1, gawk.texi, gawkinet.texi: Fix typos
+	and spelling errors.
+
 Thu Feb 10 21:48:18 2011  Pat Rankin         <rankin@pactechdata.com>
 
 	* gawk.texi: Update VMS section.
diff --git a/doc/awkcard.in b/doc/awkcard.in
index 898fea0c..d057eee1 100644
--- a/doc/awkcard.in
+++ b/doc/awkcard.in
@@ -551,7 +551,7 @@ fails, or if
 \*(FCclose()\*(FR fails.
 T}
 \*(FCFIELDWIDTHS\fP	T{
-Whitespace separated list of fieldwidths. Used
+Whitespace separated list of field widths. Used
 to parse the input into fields of fixed width,
 instead of the value of \*(FCFS\fP.\*(CD
 T}
@@ -1570,7 +1570,7 @@ may be used in place of
 \*(CRThis usage is deprecated.\*(CX
 .EB "\s+2\f(HBUSER-DEFINED FUNCTIONS\*(FR\s0"
 .sp .6
-.\" --- Builtin Numeric Functions
+.\" --- Built-in Numeric Functions
 .ES
 .fi
 .TS
@@ -1594,7 +1594,7 @@ T}
 .EB "\s+2\f(HBNUMERIC FUNCTIONS\*(FR\s0"
 .BT
 
-.\" --- Builtin String Functions
+.\" --- Built-in String Functions
 .ES
 .fi
 .in +.2i
@@ -1705,7 +1705,7 @@ according to \*(FIfmt\*(FR, and return the result.\*(CX
 
 .BT
 
-.\" --- Builtin String Functions
+.\" --- Built-in String Functions
 .ES
 .fi
 .in +.2i
@@ -1748,7 +1748,7 @@ left unchanged.\*(CX
 .in -.2i
 .EB "\s+2\f(HBSTRING FUNCTIONS (continued)\*(FR\s0"
 .sp .6
-.\" --- Builtin Time Functions
+.\" --- Built-in Time Functions
 .ES
 .fi
 \*(CD\*(GK
@@ -1788,7 +1788,7 @@ seconds since the Epoch.\*(CB
 .in -.2i
 .EB "\s+2\f(HBTIME FUNCTIONS (\*(GK\f(HB)\*(FR\s0"
 .sp .6
-.\" --- Builtin Bit Manipulation Functions
+.\" --- Built-in Bit Manipulation Functions
 .ES
 .fi
 \*(CD\*(GK
@@ -1859,7 +1859,7 @@ Return true if \*(FIx\fP is an array, false otherwise.\*(CB
 .in -.2i
 .EB "\s+2\f(HBTYPE FUNCTIONS (\*(GK\f(HB)\*(FR\s0"
 .sp .5
-.\" --- Builtin Internationalization Functions
+.\" --- Built-in Internationalization Functions
 .ES
 .fi
 \*(CD\*(GK
diff --git a/doc/gawk.1 b/doc/gawk.1
index 66ea4f15..83a91094 100644
--- a/doc/gawk.1
+++ b/doc/gawk.1
@@ -681,8 +681,7 @@ of
 .I awk
 treat a directory on the command line as a fatal error.
 .PP
-.\" FIXME: VERSION!!
-Starting with version 3.x of
+Starting with version 4.0 of
 .IR gawk ,
 a directory on the command line
 produces a warning, but is otherwise skipped.  If either of the
@@ -3686,7 +3685,7 @@ Alfred V. Aho, Brian W. Kernighan, Peter J. Weinberger,
 Addison-Wesley, 1988.  ISBN 0-201-07981-X.
 .PP
 \*(EP,
-Edition 3.0, shipped with the
+Edition 4.0, shipped with the
 .I gawk
 source.
 The current version of this document is available online at
diff --git a/doc/gawk.info b/doc/gawk.info
index ccb9ac31..40abc71b 100644
--- a/doc/gawk.info
+++ b/doc/gawk.info
@@ -1041,7 +1041,8 @@ acknowledgments:
 better world and for his courage in founding the FSF and starting the
 GNU Project.
 
-   Earlier editins of this Info file had the following acknowledgements:
+   Earlier editions of this Info file had the following
+acknowledgements:
 
      The following people (in alphabetical order) provided helpful
      comments on various versions of this book, Rick Adams, Nelson H.F.
@@ -2658,7 +2659,7 @@ into smaller, more manageable pieces, and also lets you reuse common
 `awk' code from various `awk' scripts.  In other words, you can group
 together `awk' functions, used to carry out specific tasks, into
 external files. These files can be used just like function libraries,
-using the `@include' keyword in conjuction with the `AWKPATH'
+using the `@include' keyword in conjunction with the `AWKPATH'
 environment variable.
 
    Let's see an example.  We'll start with two (trivial) `awk' scripts,
@@ -2726,7 +2727,7 @@ either the full pathnames of the files, or by setting the `AWKPATH'
 environment variable accordingly and then using `@include' with just
 the file part of the full pathname. Of course you can have more than
 one directory to keep library files; the more complex the working
-enviroment is, the more directories you may need to organize the files
+environment is, the more directories you may need to organize the files
 to be included.
 
    Given the ability to specify multiple `-f' options, the `@include'
@@ -3615,7 +3616,7 @@ such as `en_US.UTF-8'.  (In general, such ranges should be avoided;
 either list the characters individually, or use a POSIX character class
 such as `[[:punct:]]'.)
 
-   An additional factor relates to splitting recoreds.  For the normal
+   An additional factor relates to splitting records.  For the normal
 case of `RS = "\n"', the locale is largely irrelevant.  For other
 single-character record separators, using `LC_ALL=C' will give you much
 better performance when reading records.  Otherwise, `gawk' has to make
@@ -4268,7 +4269,7 @@ it is not part of the new `$0'.  Finally, the last `print' statement
 prints the new `$0'.
 
    There is an additional subtlety to be aware of when using regular
-exressions for field splitting.  It is not well-specified in the POSIX
+expressions for field splitting.  It is not well-specified in the POSIX
 standard, or anywhere else, what `^' means when splitting fields.  Does
 the `^'  match only at the beginning of the entire record? Or is each
 field separator a new string?  It turns out that different `awk'
@@ -5242,8 +5243,8 @@ File: gawk.info,  Node: Getline Summary,  Prev: Getline Notes,  Up: Getline
 *note table-getline-variants:: summarizes the eight variants of
 `getline', listing which built-in variables are set by each one.
 
-Variant                  Effect                          Standad /
-                                                         Extenstion
+Variant                  Effect                          Standard /
+                                                         Extension
 -------------------------------------------------------------------------- 
 `getline'                Sets `$0', `NF', `FNR', and     Standard
                          `NR'                            
@@ -8308,7 +8309,7 @@ would otherwise be difficult or impossible to perform:
      You do this by checking if the `ERRNO' variable is not the empty
      string; if so, then `gawk' was not able to open the file. In this
      case, your program can execute the `nextfile' statement (*note
-     Nextfile Statement::).  This casuses `gawk' to skip the file
+     Nextfile Statement::).  This causes `gawk' to skip the file
      entirely.  Otherwise, `gawk' exits with the usual fatal error.
 
   2. If you have written extensions that modify the record handling (by
@@ -10320,7 +10321,7 @@ two-element subarray at index `1' of the main array `a':
 can contain another subarray as a value, which in turn can hold other
 arrays as well. In this way, you can create arrays of three or more
 dimensions.  The indices can be any `awk' expression, including scalars
-seperated by commas (that is, a regular `awk' simulated
+separated by commas (that is, a regular `awk' simulated
 multidimensional subscript). So the following is valid in `gawk':
 
      a[1][3][1, "name"] = "barney"
@@ -10418,7 +10419,7 @@ illustrated by the following example:
      error--> gawk: cmd. line:1: fatal: split: second argument is not an array
 
    The way to work around this is to first force `b[1]' to be an array
-by creating an arbitray index:
+by creating an arbitrary index:
 
      $ gawk 'BEGIN { b[1][1] = ""; split("a b c d", b[1]); print b[1][1] }'
      -| a
@@ -12601,9 +12602,9 @@ to force it to be a string value.)
    The ability to use indirect function calls is more powerful than you
 may think at first.  The C and C++ languages provide "function
 pointers," which are a mechanism for calling a function chosen at
-runtime.  One of the most well-known uses of this ablity is the C
-`qsort()' function, which sorts an array using the well-known "quick
-sort" algorithm (see the Wikipedia article
+runtime.  One of the most well-known uses of this ability is the C
+`qsort()' function, which sorts an array using the famous "quick sort"
+algorithm (see the Wikipedia article
 (http://en.wikipedia.org/wiki/Quick_sort) for more information).  To
 use this function, you supply a pointer to a comparison function.  This
 mechanism allows you to sort arbitrary data in an arbitrary fashion.
@@ -15333,8 +15334,8 @@ the pipeline, setting `_pw_inited' to one, and restoring `FS' (and
 
    The `getpwnam()' function takes a username as a string argument. If
 that user is in the database, it returns the appropriate line.
-Otherwise, it relies on the array reference to a non-existant element
-to create the element with the null string as its value:
+Otherwise, it relies on the array reference to a nonexistent element to
+create the element with the null string as its value:
 
      function getpwnam(name)
      {
@@ -15575,7 +15576,7 @@ comma. It also doesn't check that there is a `$4'.)
 
    The `getgrnam()' function takes a group name as its argument, and if
 that group exists, it is returned.  Otherwise, it relies on the array
-reference to a non-existant element to create the element with the null
+reference to a nonexistent element to create the element with the null
 string as its value:
 
      function getgrnam(group)
@@ -18663,10 +18664,10 @@ mentioned):
      dgawk> n
      -| 71              cline = join(aline, fcount, m)
 
-   Well, here we are at our error (sorry to spoil the supense).  What we
-had in mind was to join the fields starting from the second one to make
-the virtual record to compare, and if the first field was numbered zero,
-this would work.  Let's look at what we've got:
+   Well, here we are at our error (sorry to spoil the suspense).  What
+we had in mind was to join the fields starting from the second one to
+make the virtual record to compare, and if the first field was numbered
+zero, this would work.  Let's look at what we've got:
 
      dgawk> p cline clast
      -| cline = string ("gawk is a wonderful program!")
@@ -19651,10 +19652,10 @@ the current version of `gawk'.
    * Support for the following obsolete systems was removed from the
      code and the documentation:
 
-        - Atari.
-
         - Amiga.
 
+        - Atari.
+
         - BeOS.
 
         - Cray.
@@ -19683,7 +19684,7 @@ This minor node summarizes the common exceptions supported by `gawk',
 Brian Kernighan's `awk', and `mawk', the three most widely-used freely
 available versions of `awk' (*note Other Versions::).
 
-   *FIXME:* Check all of these
+   *FIXME:* Check all of these.
 
 Feature                      BWK Awk   Mawk   GNU Awk
 -------------------------------------------------------- 
@@ -20556,7 +20557,7 @@ or:
      $ MMS/DESCRIPTION=[.VMS]DESCRIP.MMS GAWK
 
    Older versions of `gawk' could be built with VAX C or GNU C on
-VAX/VMS, as well as with DEC C, but that is no longer suported.  DEC C
+VAX/VMS, as well as with DEC C, but that is no longer supported.  DEC C
 (also briefly known as "Compaq C" and now known as "HP C," but referred
 to here as "DEC C") is required.  Both `VMSBUILD.COM' and `DESCRIP.MMS'
 contain some obsolete support for the older compilers but are set up to
@@ -22233,9 +22234,10 @@ as follows:
 
    * With the `--posix' command-line option, `gawk' becomes "hands
      off." String values are passed directly to the system library's
-     `strtod()' function, and if it successfuly returns a numeric value,
-     that is what's used.  By definition, the results are not portable
-     across different systems.(1) They are also a little surprising:
+     `strtod()' function, and if it successfully returns a numeric
+     value, that is what's used.  By definition, the results are not
+     portable across different systems.(1) They are also a little
+     surprising:
 
           $ echo nanny | gawk --posix '{ print $1 + 0 }'
           -| nan
@@ -22407,7 +22409,7 @@ Character Set
      ASCII (American Standard Code for Information Interchange).  Many
      European countries use an extension of ASCII known as ISO-8859-1
      (ISO Latin-1).  The Unicode character set (http://www.unicode.org)
-     is becoming increasinlgy popular and standard, and is particularly
+     is becoming increasingly popular and standard, and is particularly
      widely used on GNU/Linux systems.
 
 CHEM
@@ -24099,7 +24101,7 @@ Stuff for working on the manual
 
 File: gawk.info,  Node: unresolved,  Next: revision,  Up: next-edition
 
-A.1 Unresovled Issues
+A.1 Unresolved Issues
 =====================
 
   1. Robert J. Chassell points out that awk programs should have some
@@ -24763,7 +24765,7 @@ Index
 * backtrace debugger command:            Dgawk Stack.         (line  13)
 * BBS-list file:                         Sample Data Files.   (line   6)
 * Beebe, Nelson <1>:                     Other Versions.      (line  69)
-* Beebe, Nelson:                         Acknowledgments.     (line  59)
+* Beebe, Nelson:                         Acknowledgments.     (line  60)
 * BEGIN pattern <1>:                     BEGIN/END.           (line   6)
 * BEGIN pattern <2>:                     Field Separators.    (line  44)
 * BEGIN pattern:                         Records.             (line  29)
@@ -24790,7 +24792,7 @@ Index
                                                               (line  73)
 * beginfile() user-defined function:     Filetrans Function.  (line  62)
 * Benzinger, Michael:                    Contributors.        (line  94)
-* Berry, Karl:                           Acknowledgments.     (line  32)
+* Berry, Karl:                           Acknowledgments.     (line  33)
 * binary input/output:                   User-modified.       (line  10)
 * bindtextdomain() function (C library): Explaining gettext.  (line  49)
 * bindtextdomain() function (gawk) <1>:  Programmer i18n.     (line  47)
@@ -24827,7 +24829,7 @@ Index
 * bt debugger command (alias for backtrace): Dgawk Stack.     (line  13)
 * Buening, Andreas <1>:                  Bugs.                (line  71)
 * Buening, Andreas <2>:                  Contributors.        (line  89)
-* Buening, Andreas:                      Acknowledgments.     (line  59)
+* Buening, Andreas:                      Acknowledgments.     (line  60)
 * buffering, input/output <1>:           Two-way I/O.         (line  70)
 * buffering, input/output:               I/O Functions.       (line 130)
 * buffering, interactive vs. noninteractive: I/O Functions.   (line  98)
@@ -24879,7 +24881,7 @@ Index
 * characters, counting:                  Wc Program.          (line   6)
 * characters, transliterating:           Translate Program.   (line   6)
 * characters, values of as numbers:      Ordinal Functions.   (line   6)
-* Chassell, Robert J.:                   Acknowledgments.     (line  32)
+* Chassell, Robert J.:                   Acknowledgments.     (line  33)
 * chdir() function, implementing in gawk: Sample Library.     (line   6)
 * chem utility:                          Glossary.            (line 147)
 * chr() user-defined function:           Ordinal Functions.   (line  16)
@@ -24902,7 +24904,7 @@ Index
 * close_func() input method:             Internals.           (line 161)
 * collating elements:                    Character Lists.     (line  70)
 * collating symbols:                     Character Lists.     (line  77)
-* Colombo, Antonio:                      Acknowledgments.     (line  59)
+* Colombo, Antonio:                      Acknowledgments.     (line  60)
 * columns, aligning:                     Print Examples.      (line  70)
 * columns, cutting:                      Cut Program.         (line   6)
 * comma (,), in range patterns:          Ranges.              (line   6)
@@ -25061,7 +25063,7 @@ Index
 * dates, information related to, localization: Explaining gettext.
                                                               (line 115)
 * Davies, Stephen <1>:                   Contributors.        (line  71)
-* Davies, Stephen:                       Acknowledgments.     (line  59)
+* Davies, Stephen:                       Acknowledgments.     (line  60)
 * dcgettext() function (gawk) <1>:       Programmer i18n.     (line  19)
 * dcgettext() function (gawk):           I18N Functions.      (line  22)
 * dcgettext() function (gawk), portability and: I18N Portability.
@@ -25173,7 +25175,7 @@ Index
 * default keyword:                       Switch Statement.    (line   6)
 * Deifik, Scott <1>:                     Bugs.                (line  70)
 * Deifik, Scott <2>:                     Contributors.        (line  53)
-* Deifik, Scott:                         Acknowledgments.     (line  59)
+* Deifik, Scott:                         Acknowledgments.     (line  60)
 * delete debugger command:               Breakpoint Control.  (line  60)
 * delete statement:                      Delete.              (line   6)
 * deleting elements in arrays:           Delete.              (line   6)
@@ -25268,8 +25270,8 @@ Index
 * double quote ("), regexp constants:    Computed Regexps.    (line  28)
 * double-precision floating-point:       Basic Data Typing.   (line  36)
 * down debugger command:                 Dgawk Stack.         (line  21)
-* Drepper, Ulrich:                       Acknowledgments.     (line  51)
-* DuBois, John:                          Acknowledgments.     (line  59)
+* Drepper, Ulrich:                       Acknowledgments.     (line  52)
+* DuBois, John:                          Acknowledgments.     (line  60)
 * dump debugger command:                 Miscellaneous Dgawk Commands.
                                                               (line   9)
 * dupnode() internal function:           Internals.           (line  96)
@@ -25606,7 +25608,7 @@ Index
                                                               (line  43)
 * functions, user-defined, next/nextfile statements and: Next Statement.
                                                               (line  45)
-* G-d:                                   Acknowledgments.     (line  79)
+* G-d:                                   Acknowledgments.     (line  80)
 * Garfinkle, Scott:                      Contributors.        (line  35)
 * gawk, ARGIND variable in:              Other Arguments.     (line  12)
 * gawk, awk and <1>:                     This Manual.         (line  14)
@@ -25751,7 +25753,7 @@ Index
 * gettext() function (C library):        Explaining gettext.  (line  62)
 * gettimeofday() user-defined function:  Gettimeofday Function.
                                                               (line  16)
-* GNITS mailing list:                    Acknowledgments.     (line  51)
+* GNITS mailing list:                    Acknowledgments.     (line  52)
 * GNU awk, See gawk:                     Preface.             (line  48)
 * GNU Free Documentation License:        GNU Free Documentation License.
                                                               (line   6)
@@ -25781,18 +25783,18 @@ Index
 * h debugger command (alias for help):   Miscellaneous Dgawk Commands.
                                                               (line  68)
 * Hankerson, Darrel <1>:                 Contributors.        (line  58)
-* Hankerson, Darrel:                     Acknowledgments.     (line  59)
+* Hankerson, Darrel:                     Acknowledgments.     (line  60)
 * Haque, John <1>:                       Contributors.        (line 100)
-* Haque, John:                           Acknowledgments.     (line  59)
-* Hartholz, Elaine:                      Acknowledgments.     (line  37)
-* Hartholz, Marshall:                    Acknowledgments.     (line  37)
+* Haque, John:                           Acknowledgments.     (line  60)
+* Hartholz, Elaine:                      Acknowledgments.     (line  38)
+* Hartholz, Marshall:                    Acknowledgments.     (line  38)
 * Hasegawa, Isamu:                       Contributors.        (line  91)
 * help debugger command:                 Miscellaneous Dgawk Commands.
                                                               (line  68)
 * hexadecimal numbers:                   Nondecimal-numbers.  (line   6)
 * hexadecimal values, enabling interpretation of: Options.    (line 165)
 * histsort.awk program:                  History Sorting.     (line  25)
-* Hughes, Phil:                          Acknowledgments.     (line  42)
+* Hughes, Phil:                          Acknowledgments.     (line  43)
 * HUP signal:                            Profiling.           (line 204)
 * hyphen (-), - operator:                Precedence.          (line  52)
 * hyphen (-), -- (decrement/increment) operators: Precedence. (line  46)
@@ -25925,21 +25927,21 @@ Index
 * ISO Latin-1:                           Glossary.            (line 137)
 * Jacobs, Andrew:                        Passwd Functions.    (line  90)
 * Jaegermann, Michal <1>:                Contributors.        (line  45)
-* Jaegermann, Michal:                    Acknowledgments.     (line  59)
+* Jaegermann, Michal:                    Acknowledgments.     (line  60)
 * Java implementation of awk:            Other Versions.      (line  96)
 * jawk:                                  Other Versions.      (line  96)
 * Jedi knights:                          Undocumented.        (line   6)
 * join() user-defined function:          Join Function.       (line  18)
 * Kahrs, Ju"rgen <1>:                    Contributors.        (line  67)
-* Kahrs, Ju"rgen:                        Acknowledgments.     (line  59)
-* Kasal, Stepan:                         Acknowledgments.     (line  59)
+* Kahrs, Ju"rgen:                        Acknowledgments.     (line  60)
+* Kasal, Stepan:                         Acknowledgments.     (line  60)
 * Kenobi, Obi-Wan:                       Undocumented.        (line   6)
 * Kernighan, Brian <1>:                  Basic Data Typing.   (line  74)
 * Kernighan, Brian <2>:                  Other Versions.      (line  13)
 * Kernighan, Brian <3>:                  Contributors.        (line  12)
 * Kernighan, Brian <4>:                  BTL.                 (line   6)
 * Kernighan, Brian <5>:                  Concatenation.       (line   6)
-* Kernighan, Brian <6>:                  Acknowledgments.     (line  73)
+* Kernighan, Brian <6>:                  Acknowledgments.     (line  74)
 * Kernighan, Brian <7>:                  Conventions.         (line  33)
 * Kernighan, Brian:                      History.             (line  17)
 * kill command, dynamic profiling:       Profiling.           (line 182)
@@ -26045,7 +26047,7 @@ Index
 * lshift() function (gawk):              Bitwise Functions.   (line  45)
 * lvalues/rvalues:                       Assignment Ops.      (line  32)
 * mailing labels, printing:              Labels Program.      (line   6)
-* mailing list, GNITS:                   Acknowledgments.     (line  51)
+* mailing list, GNITS:                   Acknowledgments.     (line  52)
 * make_builtin() internal function:      Internals.           (line 106)
 * make_number() internal function:       Internals.           (line  91)
 * make_string() internal function:       Internals.           (line  86)
@@ -26287,7 +26289,7 @@ Index
 * pipes, input:                          Getline/Pipe.        (line   6)
 * pipes, output:                         Redirection.         (line  57)
 * Pitts, Dave <1>:                       Bugs.                (line  73)
-* Pitts, Dave:                           Acknowledgments.     (line  59)
+* Pitts, Dave:                           Acknowledgments.     (line  60)
 * plus sign (+):                         Regexp Operators.    (line 101)
 * plus sign (+), + operator:             Precedence.          (line  52)
 * plus sign (+), ++ (decrement/increment operators): Increment Ops.
@@ -26480,7 +26482,7 @@ Index
 * Rankin, Pat <1>:                       Bugs.                (line  72)
 * Rankin, Pat <2>:                       Contributors.        (line  38)
 * Rankin, Pat <3>:                       Assignment Ops.      (line 100)
-* Rankin, Pat:                           Acknowledgments.     (line  59)
+* Rankin, Pat:                           Acknowledgments.     (line  60)
 * readable data files, checking:         File Checking.       (line   6)
 * readable.awk program:                  File Checking.       (line  11)
 * recipe for a programming language:     History.             (line   6)
@@ -26576,11 +26578,11 @@ Index
 * Robbins, Arnold:                       Command Line Field Separator.
                                                               (line  80)
 * Robbins, Bill:                         Getline/Pipe.        (line  36)
-* Robbins, Harry:                        Acknowledgments.     (line  79)
-* Robbins, Jean:                         Acknowledgments.     (line  79)
+* Robbins, Harry:                        Acknowledgments.     (line  80)
+* Robbins, Jean:                         Acknowledgments.     (line  80)
 * Robbins, Miriam <1>:                   Passwd Functions.    (line  90)
 * Robbins, Miriam <2>:                   Getline/Pipe.        (line  36)
-* Robbins, Miriam:                       Acknowledgments.     (line  79)
+* Robbins, Miriam:                       Acknowledgments.     (line  80)
 * Robinson, Will:                        Dynamic Extensions.  (line   6)
 * robot, the:                            Dynamic Extensions.  (line   6)
 * Rommel, Kai Uwe:                       Contributors.        (line  42)
@@ -26607,9 +26609,9 @@ Index
                                                               (line  68)
 * sandbox mode:                          Options.             (line 234)
 * scalar values:                         Basic Data Typing.   (line  13)
-* Schorr, Andrew:                        Acknowledgments.     (line  59)
-* Schreiber, Bert:                       Acknowledgments.     (line  37)
-* Schreiber, Rita:                       Acknowledgments.     (line  37)
+* Schorr, Andrew:                        Acknowledgments.     (line  60)
+* Schreiber, Bert:                       Acknowledgments.     (line  38)
+* Schreiber, Rita:                       Acknowledgments.     (line  38)
 * search paths <1>:                      VMS Running.         (line  28)
 * search paths <2>:                      PC Using.            (line  11)
 * search paths <3>:                      Igawk Program.       (line 364)
@@ -26873,7 +26875,7 @@ Index
                                                               (line  94)
 * true, logical:                         Truth Values.        (line   6)
 * Trueman, David <1>:                    Contributors.        (line  31)
-* Trueman, David <2>:                    Acknowledgments.     (line  46)
+* Trueman, David <2>:                    Acknowledgments.     (line  47)
 * Trueman, David:                        History.             (line  30)
 * trunc-mod operation:                   Arithmetic Ops.      (line  66)
 * truth values:                          Truth Values.        (line   6)
@@ -26962,7 +26964,7 @@ Index
 * vertical bar (|), |& operator (I/O):   Getline/Coprocess.   (line   6)
 * vertical bar (|), || operator <1>:     Precedence.          (line  89)
 * vertical bar (|), || operator:         Boolean Ops.         (line  57)
-* Vinschen, Corinna:                     Acknowledgments.     (line  59)
+* Vinschen, Corinna:                     Acknowledgments.     (line  60)
 * vname internal variable:               Internals.           (line  71)
 * w debugger command (alias for watch):  Viewing And Changing Data.
                                                               (line  67)
@@ -26970,7 +26972,7 @@ Index
 * walk_array() user-defined function:    Walking Arrays.      (line  14)
 * Wall, Larry <1>:                       Future Extensions.   (line   6)
 * Wall, Larry:                           Array Intro.         (line   6)
-* Wallin, Anders:                        Acknowledgments.     (line  59)
+* Wallin, Anders:                        Acknowledgments.     (line  60)
 * warnings, issuing:                     Options.             (line 146)
 * watch debugger command:                Viewing And Changing Data.
                                                               (line  67)
@@ -27005,7 +27007,7 @@ Index
 * XOR bitwise operation:                 Bitwise Functions.   (line   6)
 * xor() function (gawk):                 Bitwise Functions.   (line  54)
 * Zaretskii, Eli <1>:                    Bugs.                (line  70)
-* Zaretskii, Eli:                        Acknowledgments.     (line  59)
+* Zaretskii, Eli:                        Acknowledgments.     (line  60)
 * zero, negative vs. positive:           Unexpected Results.  (line  28)
 * zerofile.awk program:                  Empty Files.         (line  21)
 * Zoulas, Christos:                      Contributors.        (line  64)
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+Node: next-edition979013
+Node: unresolved979365
+Node: revision979865
+Node: consistency980288
+Node: Index983787
 
 End Tag Table
diff --git a/doc/gawk.texi b/doc/gawk.texi
index 26fa523d..19f5d3d5 100644
--- a/doc/gawk.texi
+++ b/doc/gawk.texi
@@ -1470,7 +1470,7 @@ I would like to acknowledge Richard M.@: Stallman, for his vision of a
 better world and for his courage in founding the FSF and starting the
 GNU Project.
 
-Earlier editins of this @value{DOCUMENT} had the following acknowledgements:
+Earlier editions of this @value{DOCUMENT} had the following acknowledgements:
 
 @quotation
 The following people (in alphabetical order)
@@ -3678,7 +3678,7 @@ into smaller, more manageable pieces, and also lets you reuse common @command{aw
 code from various @command{awk} scripts.  In other words, you can group
 together @command{awk} functions, used to carry out specific tasks,
 into external files. These files can be used just like function libraries,
-using the @samp{@@include} keyword in conjuction with the @code{AWKPATH}
+using the @samp{@@include} keyword in conjunction with the @code{AWKPATH}
 environment variable.
 
 Let's see an example.
@@ -3770,7 +3770,7 @@ either the full pathnames of the files, or by setting the @code{AWKPATH}
 environment variable accordingly and then using @samp{@@include} with
 just the file part of the full pathname. Of course you can have more
 than one directory to keep library files; the more complex the working
-enviroment is, the more directories you may need to organize the files
+environment is, the more directories you may need to organize the files
 to be included.
 
 Given the ability to specify multiple @option{-f} options, the
@@ -5117,7 +5117,7 @@ Unicode locales, such as @samp{en_US.UTF-8}.  (In general, such
 ranges should be avoided; either list the characters individually,
 or use a POSIX character class such as @samp{[[:punct:]]}.)
 
-An additional factor relates to splitting recoreds.
+An additional factor relates to splitting records.
 For the normal case of @samp{RS = "\n"}, the locale is largely irrelevant.
 For other single-character record separators, using @samp{LC_ALL=C}
 will give you much better performance when reading records.  Otherwise,
@@ -5972,7 +5972,7 @@ Finally, the last @code{print} statement prints the new @code{$0}.
 @cindex @code{FS}, containing @code{^}
 @cindex @code{^}, in @code{FS}
 @cindex dark corner, @code{^}, in @code{FS}
-There is an additional subtlety to be aware of when using regular exressions
+There is an additional subtlety to be aware of when using regular expressions
 for field splitting.
 It is not well-specified in the POSIX standard, or anywhere else, what @samp{^}
 means when splitting fields.  Does the @samp{^}  match only at the beginning of
@@ -7216,7 +7216,7 @@ listing which built-in variables are set by each one.
 @float Table,table-getline-variants
 @caption{getline Variants and What They Set}
 @multitable @columnfractions .33 .43 .22
-@headitem Variant @tab Effect @tab Standad / Extenstion
+@headitem Variant @tab Effect @tab Standard / Extension
 @item @code{getline} @tab Sets @code{$0}, @code{NF}, @code{FNR}, and @code{NR} @tab Standard
 @item @code{getline} @var{var} @tab Sets @var{var}, @code{FNR}, and @code{NR} @tab Standard
 @item @code{getline <} @var{file} @tab Sets @code{$0} and @code{NF} @tab Standard
@@ -11323,7 +11323,7 @@ command line.
 You do this by checking if the @code{ERRNO} variable is not the empty
 string; if so, then @command{gawk} was not able to open the file. In
 this case, your program can execute the @code{nextfile} statement
-(@pxref{Nextfile Statement}).  This casuses @command{gawk} to skip
+(@pxref{Nextfile Statement}).  This causes @command{gawk} to skip
 the file entirely.  Otherwise, @command{gawk} exits with the usual
 fatal error.
 
@@ -13919,7 +13919,7 @@ This simulates a true two-dimensional array. Each subarray element can
 contain another subarray as a value, which in turn can hold other arrays
 as well. In this way, you can create arrays of three or more dimensions.
 The indices can be any @command{awk} expression, including scalars
-seperated by commas (that is, a regular @command{awk} simulated
+separated by commas (that is, a regular @command{awk} simulated
 multidimensional subscript). So the following is valid in
 @command{gawk}:
 
@@ -14046,7 +14046,7 @@ $ @kbd{gawk 'BEGIN @{ split("a b c d", b[1]); print b[1][1] @}'}
 @end example
 
 The way to work around this is to first force @code{b[1]} to be an array by
-creating an arbitray index:
+creating an arbitrary index:
 
 @example
 $ @kbd{gawk 'BEGIN @{ b[1][1] = ""; split("a b c d", b[1]); print b[1][1] @}'}
@@ -17100,8 +17100,8 @@ $ @kbd{gawk -f indirectcall.awk class_data1}
 The ability to use indirect function calls is more powerful than you may
 think at first.  The C and C++ languages provide ``function pointers,'' which
 are a mechanism for calling a function chosen at runtime.  One of the most
-well-known uses of this ablity is the C @code{qsort()} function, which sorts
-an array using the well-known ``quick sort'' algorithm
+well-known uses of this ability is the C @code{qsort()} function, which sorts
+an array using the famous ``quick sort'' algorithm
 (see @uref{http://en.wikipedia.org/wiki/Quick_sort, the Wikipedia article}
 for more information).  To use this function, you supply a pointer to a comparison
 function.  This mechanism allows you to sort arbitrary data in an arbitrary
@@ -20798,7 +20798,7 @@ The use of @code{@w{_pw_count}} is explained shortly.
 @cindex @code{getpwnam()} function (C library)
 The @code{getpwnam()} function takes a username as a string argument. If that
 user is in the database, it returns the appropriate line. Otherwise, it
-relies on the array reference to a non-existant
+relies on the array reference to a nonexistent
 element to create the element with the null string as its value:
 
 @cindex @code{getpwnam()} user-defined function
@@ -21164,7 +21164,7 @@ initializes @code{_gr_count} to zero
 The @code{getgrnam()} function takes a group name as its argument, and if that
 group exists, it is returned.
 Otherwise, it
-relies on the array reference to a non-existant
+relies on the array reference to a nonexistent
 element to create the element with the null string as its value:
 
 @cindex @code{getgrnam()} user-defined function
@@ -25104,7 +25104,7 @@ dgawk> @kbd{n}
 @print{} 71              cline = join(aline, fcount, m)
 @end example
 
-Well, here we are at our error (sorry to spoil the supense).  What we
+Well, here we are at our error (sorry to spoil the suspense).  What we
 had in mind was to join the fields starting from the second one to make
 the virtual record to compare, and if the first field was numbered zero,
 this would work.  Let's look at what we've got:
@@ -26480,10 +26480,10 @@ and the documentation:
 @c nested table
 @itemize @minus
 @item
-Atari.
+Amiga.
 
 @item
-Amiga.
+Atari.
 
 @item
 BeOS.
@@ -26527,7 +26527,7 @@ by @command{gawk}, Brian Kernighan's @command{awk}, and @command{mawk},
 the three most widely-used freely available versions of @command{awk}
 (@pxref{Other Versions}).
 
-@strong{FIXME:} Check all of these
+@strong{FIXME:} Check all of these.
 
 @multitable {@file{/dev/stderr} special file} {BWK Awk} {Mawk} {GNU Awk}
 @headitem Feature @tab BWK Awk @tab Mawk @tab GNU Awk
@@ -27630,7 +27630,7 @@ $ @kbd{MMS/DESCRIPTION=[.VMS]DESCRIP.MMS GAWK}
 
 Older versions of @command{gawk} could be built with VAX C or
 GNU C on VAX/VMS, as well as with DEC C, but that is no longer
-suported.  DEC C (also briefly known as ``Compaq C'' and now known
+supported.  DEC C (also briefly known as ``Compaq C'' and now known
 as ``HP C,'' but referred to here as ``DEC C'') is required.  Both
 @code{VMSBUILD.COM} and @code{DESCRIP.MMS} contain some obsolete support
 for the older compilers but are set up to use DEC C by default.
@@ -29372,65 +29372,6 @@ other introductory texts that you should refer to instead.)
 At the most basic level, the job of a program is to process
 some input data and produce results.
 
-@c @strong{FIXME: NEXT ED:} Use real images here
-@ignore
-@iftex
-@tex
-\expandafter\ifx\csname graph\endcsname\relax \csname newbox\endcsname\graph\fi
-\expandafter\ifx\csname graphtemp\endcsname\relax \csname newdimen\endcsname\graphtemp\fi
-\setbox\graph=\vtop{\vskip 0pt\hbox{%
-    \special{pn 20}%
-    \special{pa 2425 200}%
-    \special{pa 2850 200}%
-    \special{fp}%
-    \special{sh 1.000}%
-    \special{pn 20}%
-    \special{pa 2750 175}%
-    \special{pa 2850 200}%
-    \special{pa 2750 225}%
-    \special{pa 2750 175}%
-    \special{fp}%
-    \special{pn 20}%
-    \special{pa 850 200}%
-    \special{pa 1250 200}%
-    \special{fp}%
-    \special{sh 1.000}%
-    \special{pn 20}%
-    \special{pa 1150 175}%
-    \special{pa 1250 200}%
-    \special{pa 1150 225}%
-    \special{pa 1150 175}%
-    \special{fp}%
-    \special{pn 20}%
-    \special{pa 2950 400}%
-    \special{pa 3650 400}%
-    \special{pa 3650 0}%
-    \special{pa 2950 0}%
-    \special{pa 2950 400}%
-    \special{fp}%
-    \special{pn 10}%
-    \special{ar 1800 200 450 200 0 6.28319}%
-    \graphtemp=.5ex\advance\graphtemp by 0.200in
-    \rlap{\kern 3.300in\lower\graphtemp\hbox to 0pt{\hss Results\hss}}%
-    \graphtemp=.5ex\advance\graphtemp by 0.200in
-    \rlap{\kern 1.800in\lower\graphtemp\hbox to 0pt{\hss Program\hss}}%
-    \special{pn 10}%
-    \special{pa 0 400}%
-    \special{pa 700 400}%
-    \special{pa 700 0}%
-    \special{pa 0 0}%
-    \special{pa 0 400}%
-    \special{fp}%
-    \graphtemp=.5ex\advance\graphtemp by 0.200in
-    \rlap{\kern 0.350in\lower\graphtemp\hbox to 0pt{\hss Data\hss}}%
-    \hbox{\vrule depth0.400in width0pt height 0pt}%
-    \kern 3.650in
-  }%
-}%
-\centerline{\box\graph}
-@end tex
-@end iftex
-@end ignore
 @iftex
 @image{general-program}
 @end iftex
@@ -29459,94 +29400,6 @@ instructions in your program to process the data.
 When you write a program, it usually consists
 of the following, very basic set of steps:
 
-@c @strong{FIXME: NEXT ED:} Use real images here
-@ignore
-@iftex
-@tex
-\expandafter\ifx\csname graph\endcsname\relax \csname newbox\endcsname\graph\fi
-\expandafter\ifx\csname graphtemp\endcsname\relax \csname newdimen\endcsname\graphtemp\fi
-\setbox\graph=\vtop{\vskip 0pt\hbox{%
-    \graphtemp=.5ex\advance\graphtemp by 0.600in
-    \rlap{\kern 2.800in\lower\graphtemp\hbox to 0pt{\hss Yes\hss}}%
-    \graphtemp=.5ex\advance\graphtemp by 0.100in
-    \rlap{\kern 3.300in\lower\graphtemp\hbox to 0pt{\hss No\hss}}%
-    \special{pn 8}%
-    \special{pa 2100 1000}%
-    \special{pa 1600 1000}%
-    \special{pa 1600 1000}%
-    \special{pa 1600 300}%
-    \special{fp}%
-    \special{sh 1.000}%
-    \special{pn 8}%
-    \special{pa 1575 400}%
-    \special{pa 1600 300}%
-    \special{pa 1625 400}%
-    \special{pa 1575 400}%
-    \special{fp}%
-    \special{pn 8}%
-    \special{pa 2600 500}%
-    \special{pa 2600 900}%
-    \special{fp}%
-    \special{sh 1.000}%
-    \special{pn 8}%
-    \special{pa 2625 800}%
-    \special{pa 2600 900}%
-    \special{pa 2575 800}%
-    \special{pa 2625 800}%
-    \special{fp}%
-    \special{pn 8}%
-    \special{pa 3200 200}%
-    \special{pa 4000 200}%
-    \special{fp}%
-    \special{sh 1.000}%
-    \special{pn 8}%
-    \special{pa 3900 175}%
-    \special{pa 4000 200}%
-    \special{pa 3900 225}%
-    \special{pa 3900 175}%
-    \special{fp}%
-    \special{pn 8}%
-    \special{pa 1400 200}%
-    \special{pa 2100 200}%
-    \special{fp}%
-    \special{sh 1.000}%
-    \special{pn 8}%
-    \special{pa 2000 175}%
-    \special{pa 2100 200}%
-    \special{pa 2000 225}%
-    \special{pa 2000 175}%
-    \special{fp}%
-    \special{pn 8}%
-    \special{ar 2600 1000 400 100 0 6.28319}%
-    \graphtemp=.5ex\advance\graphtemp by 1.000in
-    \rlap{\kern 2.600in\lower\graphtemp\hbox to 0pt{\hss Process\hss}}%
-    \special{pn 8}%
-    \special{pa 2200 400}%
-    \special{pa 3100 400}%
-    \special{pa 3100 0}%
-    \special{pa 2200 0}%
-    \special{pa 2200 400}%
-    \special{fp}%
-    \graphtemp=.5ex\advance\graphtemp by 0.200in
-    \rlap{\kern 2.688in\lower\graphtemp\hbox to 0pt{\hss More Data?\hss}}%
-    \special{pn 8}%
-    \special{ar 650 200 650 200 0 6.28319}%
-    \graphtemp=.5ex\advance\graphtemp by 0.200in
-    \rlap{\kern 0.613in\lower\graphtemp\hbox to 0pt{\hss Initialization\hss}}%
-    \special{pn 8}%
-    \special{ar 0 200 0 0 0 6.28319}%
-    \special{pn 8}%
-    \special{ar 4550 200 450 100 0 6.28319}%
-    \graphtemp=.5ex\advance\graphtemp by 0.200in
-    \rlap{\kern 4.600in\lower\graphtemp\hbox to 0pt{\hss Clean Up\hss}}%
-    \hbox{\vrule depth1.100in width0pt height 0pt}%
-    \kern 5.000in
-  }%
-}%
-\centerline{\box\graph}
-@end tex
-@end iftex
-@end ignore
 @iftex
 @image{process-flow}
 @end iftex
@@ -29940,7 +29793,7 @@ The solution implemented in @command{gawk} is as follows:
 @item
 With the @option{--posix} command-line option, @command{gawk} becomes
 ``hands off.'' String values are passed directly to the system library's
-@code{strtod()} function, and if it successfuly returns a numeric value,
+@code{strtod()} function, and if it successfully returns a numeric value,
 that is what's used.  By definition, the results are not portable across
 different systems.@footnote{You asked for it, you got it.}
 They are also a little surprising:
@@ -30168,7 +30021,7 @@ or place. The most common character set in use today is ASCII (American
 Standard Code for Information Interchange).  Many European
 countries use an extension of ASCII known as ISO-8859-1 (ISO Latin-1).
 The @uref{http://www.unicode.org, Unicode character set} is
-becoming increasinlgy popular and standard, and is particularly
+becoming increasingly popular and standard, and is particularly
 widely used on GNU/Linux systems.
 
 @cindex @command{chem} utility
@@ -31939,7 +31792,7 @@ Stuff for working on the manual
 @end menu
 
 @node unresolved
-@appendixsec Unresovled Issues
+@appendixsec Unresolved Issues
 
 @enumerate
 @item
diff --git a/doc/gawkinet.info b/doc/gawkinet.info
index 66f8a862..0a0d69d8 100644
--- a/doc/gawkinet.info
+++ b/doc/gawkinet.info
@@ -782,7 +782,7 @@ a look at your `/etc/services' file. It could look like this:
      #
      # Network services, Internet style
      #
-     # Name     Number/Protcol  Alternate name # Comments
+     # Name     Number/Protocol  Alternate name # Comments
 
      echo        7/tcp
      echo        7/udp
@@ -2656,12 +2656,12 @@ has been initialized so that each element represents a wall element and
 the maze is initially full of wall elements. Only the entrance and the
 exit of the maze should have been left free. The parameters of the
 function tell us which element must be marked as not being a wall.
-After this, we take a look at the four neighbouring elements and
-remember which we have already treated. Of all the neighbouring
+After this, we take a look at the four neighboring elements and
+remember which we have already treated. Of all the neighboring
 elements, we take one at random and walk in that direction. Therefore,
 the wall element in that direction has to be removed and then, we call
 the function recursively for that element.  The maze is only completed
-if we iterate the above procedure for _all_ neighbouring elements (in
+if we iterate the above procedure for _all_ neighboring elements (in
 random order) and for our present element by recursively calling the
 function for the present element. This last iteration could have been
 done in a loop, but it is done much simpler recursively.
@@ -2678,7 +2678,7 @@ other elements are potentially part of the wall.
        if (x   SUBSEP y-2 in Maze) d[p++] = "-y"
        if (x+2 SUBSEP y   in Maze) d[p++] = "+x"
        if (x   SUBSEP y+2 in Maze) d[p++] = "+y"
-       if (p>0) {            # if there are univisited fields, go there
+       if (p>0) {            # if there are unvisited fields, go there
          p = int(p*rand())   # choose one unvisited field at random
          if        (d[p] == "-x") { delete Maze[x - 1, y]; MakeMaze(x - 2, y)
          } else if (d[p] == "-y") { delete Maze[x, y - 1]; MakeMaze(x, y - 2)
@@ -3424,10 +3424,10 @@ the description is arbitrary.
 following 10 lines of code into a file named `protbase.awk' and use
 this client instead. Invoke it with `gawk -f protbase.awk
 protbase.request'.  Then wait a minute and watch the result coming in.
-In order to replicate the demonstration client's behaviour as closely
-as possible, this client does not use a proxy server. We could also
-have extended the client program in *note Retrieving Web Pages: GETURL,
-to implement the client request from `protbase.awk' as a special case.
+In order to replicate the demonstration client's behavior as closely as
+possible, this client does not use a proxy server. We could also have
+extended the client program in *note Retrieving Web Pages: GETURL, to
+implement the client request from `protbase.awk' as a special case.
 
      { request = request "\n" $0 }
 
@@ -4363,35 +4363,35 @@ Node: File /inet/tcp27820
 Node: File /inet/udp28846
 Node: TCP Connecting29944
 Node: Troubleshooting32282
-Ref: Troubleshooting-Footnote-135333
-Node: Interacting35902
-Node: Setting Up38632
-Node: Email42126
-Node: Web page44452
-Ref: Web page-Footnote-147257
-Node: Primitive Service47454
-Node: Interacting Service50188
-Ref: Interacting Service-Footnote-159317
-Node: CGI Lib59349
-Node: Simple Server66310
-Ref: Simple Server-Footnote-174033
-Node: Caveats74134
-Node: Challenges75277
-Node: Some Applications and Techniques83956
-Node: PANIC86413
-Node: GETURL88131
-Node: REMCONF90754
-Node: URLCHK96230
-Node: WEBGRAB100065
-Node: STATIST104515
-Ref: STATIST-Footnote-1116223
-Node: MAZE116668
-Node: MOBAGWHO122856
-Ref: MOBAGWHO-Footnote-1136800
-Node: STOXPRED136855
-Node: PROTBASE151110
-Node: Links164192
-Node: GNU Free Documentation License167626
-Node: Index192765
+Ref: Troubleshooting-Footnote-135334
+Node: Interacting35903
+Node: Setting Up38633
+Node: Email42127
+Node: Web page44453
+Ref: Web page-Footnote-147258
+Node: Primitive Service47455
+Node: Interacting Service50189
+Ref: Interacting Service-Footnote-159318
+Node: CGI Lib59350
+Node: Simple Server66311
+Ref: Simple Server-Footnote-174034
+Node: Caveats74135
+Node: Challenges75278
+Node: Some Applications and Techniques83957
+Node: PANIC86414
+Node: GETURL88132
+Node: REMCONF90755
+Node: URLCHK96231
+Node: WEBGRAB100066
+Node: STATIST104516
+Ref: STATIST-Footnote-1116224
+Node: MAZE116669
+Node: MOBAGWHO122853
+Ref: MOBAGWHO-Footnote-1136797
+Node: STOXPRED136852
+Node: PROTBASE151107
+Node: Links164188
+Node: GNU Free Documentation License167622
+Node: Index192761
 
 End Tag Table
diff --git a/doc/gawkinet.texi b/doc/gawkinet.texi
index c8d12018..eb0f2d81 100644
--- a/doc/gawkinet.texi
+++ b/doc/gawkinet.texi
@@ -970,7 +970,7 @@ look like this:
 #
 # Network services, Internet style
 #
-# Name     Number/Protcol  Alternate name # Comments
+# Name     Number/Protocol  Alternate name # Comments
 
 echo        7/tcp
 echo        7/udp
@@ -3355,12 +3355,12 @@ has been initialized so that each element represents a wall element and
 the maze is initially full of wall elements. Only the entrance and the exit
 of the maze should have been left free. The parameters of the function tell
 us which element must be marked as not being a wall. After this, we take
-a look at the four neighbouring elements and remember which we have already
-treated. Of all the neighbouring elements, we take one at random and
+a look at the four neighboring elements and remember which we have already
+treated. Of all the neighboring elements, we take one at random and
 walk in that direction. Therefore, the wall element in that direction has
 to be removed and then, we call the function recursively for that element.
 The maze is only completed if we iterate the above procedure for
-@emph{all} neighbouring elements (in random order) and for our present
+@emph{all} neighboring elements (in random order) and for our present
 element by recursively calling the function for the present element. This
 last iteration could have been done in a loop,
 but it is done much simpler recursively.
@@ -3379,7 +3379,7 @@ function MakeMaze(x, y) @{
   if (x   SUBSEP y-2 in Maze) d[p++] = "-y"
   if (x+2 SUBSEP y   in Maze) d[p++] = "+x"
   if (x   SUBSEP y+2 in Maze) d[p++] = "+y"
-  if (p>0) @{            # if there are univisited fields, go there
+  if (p>0) @{            # if there are unvisited fields, go there
     p = int(p*rand())   # choose one unvisited field at random
     if        (d[p] == "-x") @{ delete Maze[x - 1, y]; MakeMaze(x - 2, y)
     @} else if (d[p] == "-y") @{ delete Maze[x, y - 1]; MakeMaze(x, y - 2)
@@ -4378,7 +4378,7 @@ If you prefer to use a client written in @command{gawk}, just store the followin
 10 lines of code into a file named @file{protbase.awk} and use this client
 instead. Invoke it with @samp{gawk -f protbase.awk protbase.request}.
 Then wait a minute and watch the result coming in. In order to replicate
-the demonstration client's behaviour as closely as possible, this client
+the demonstration client's behavior as closely as possible, this client
 does not use a proxy server. We could also have extended the client program
 in @ref{GETURL, ,Retrieving Web Pages}, to implement the client request from
 @file{protbase.awk} as a special case.
@@ -5184,4 +5184,4 @@ Conventions:
 3. HTTP method names are in @code.
 4. Protocols such as echo, ftp, etc are in @samp.
 5. URLs are in @url.
-6. All RFC's in the index.  Put a space between `RFC' and the number.
+6. All RFCs in the index.  Put a space between `RFC' and the number.