Fix spelling errors in comments and man pages
--- a/pTk/mTk/win/tkWinFont.c
+++ b/pTk/mTk/win/tkWinFont.c
@@ -250,7 +250,7 @@
     if (TkWinGetPlatformId() == VER_PLATFORM_WIN32_NT) {
 	/*
 	 * If running NT, then we will be calling some Unicode functions
-	 * explictly.  So, even if the Tcl system encoding isn't Unicode,
+	 * explicitly.  So, even if the Tcl system encoding isn't Unicode,
 	 * make sure we convert to/from the Unicode char set.
 	 */
 
--- a/pod/tixWm.pod
+++ b/pod/tixWm.pod
@@ -27,7 +27,7 @@
 widget. Normally this command is called to convert a L<Toplevel|Tk::Toplevel> widget
 into a L<Frame|Tk::Frame> widget. The newly-converted frame widget is
 un-mapped from the screen. To make it appear inside its parent, you
-must call a geometry manager (e.g. grid or pack) explictly.
+must call a geometry manager (e.g. grid or pack) explicitly.
 
 =item I<$widget>-E<gt>B<wmRelease>
 
--- a/pod/mega.pod
+++ b/pod/mega.pod
@@ -345,7 +345,7 @@
 method with this name.  Therefore one can't ``I<delegate>''
 any of the methods listed in L<Tk::Widget|Tk::Widget>.
 A common problematic method is B<bind>.  In this case
-one as to explicitely redirect the method.
+one as to explicitly redirect the method.
 
   sub bind {
       my $self = shift;
--- a/pod/UserGuide.pod
+++ b/pod/UserGuide.pod
@@ -504,7 +504,7 @@
 Semantically nothing changes, as the series of codepoints stays the
 same, but things will change when variables with high-bit iso-8859-1
 characters will be passed to the "outer" world. In this case you have
-to explicitely mark the encoding of your output stream if using IO, or
+to explicitly mark the encoding of your output stream if using IO, or
 encode the variables using L<Encode> for other style of communication.
 
 This is the theory, now some examples.
--- a/PNG/zlib/as400/readme.txt
+++ b/PNG/zlib/as400/readme.txt
@@ -106,6 +106,6 @@
 
         Remember that most foreign textual data are ASCII coded: this
                 implementation does not handle conversion from/to ASCII, so
-                text data code conversions must be done explicitely.
+                text data code conversions must be done explicitly.
 
         Always open zipped files in binary mode.
--- a/pod/after.pod
+++ b/pod/after.pod
@@ -62,7 +62,7 @@
 
 =head1 Changing a B<repeat> timer interval 
 
-It's posible to change a B<repeat> timer's delay value, or even cancel
+It's possible to change a B<repeat> timer's delay value, or even cancel
 any timer, using the B<time> method. If I<delay> is specified and
 non-zero, a new timer delay is established.  If I<delay> is zero the
 timer event is canceled just as if I<$id>-E<gt>B<cancel> were invoked.
--- a/pod/TODO
+++ b/pod/TODO
@@ -510,7 +510,7 @@
 	o Describe how emulate bind in your callback handling
 	o Ev() example/explanations better moved to Tk::bind ?
 	o BUGS entry?: Missing is a -callback switch that treats
-	  callbacks as bind does automaticly
+	  callbacks as bind does automatically
 
 configspec:
 
--- a/ptksh
+++ b/ptksh
@@ -57,7 +57,7 @@
 
 ptksh is a perl/Tk shell to enter perl commands
 interactively.  When one starts ptksh a L<MainWindow|Tk::MainWindow>
-is automaticly created, along with a ptksh command window.
+is automatically created, along with a ptksh command window.
 One can access the main window by typing commands using the
 variable $mw at the 'ptksh> ' prompt of the command window.
 
--- a/pod/X11Font.pod
+++ b/pod/X11Font.pod
@@ -21,7 +21,7 @@
 =head1 DESCRIPTION
 
    This module can be use to interrogate the X server what fonts are
-   avaliable.
+   available.
 
 =head1 METHODS
 
--- a/pod/Wm.pod
+++ b/pod/Wm.pod
@@ -268,7 +268,7 @@
 display rubbish in their transparent parts.
 
 The sizes of images that can be used as icons in this manner are platform
-dependant. On Win32 this sets the "large" icon, which should be 32x32, it
+dependent. On Win32 this sets the "large" icon, which should be 32x32, it
 will automatically be scaled down to 16x16 for use as a small icon.
 
 =item I<$toplevel>-E<gt>B<iconmask>(?I<bitmap>?)
@@ -559,7 +559,7 @@
 =head1 ICON SIZES
 
 The sizes of bitmaps/images that can be used as icons in this manner are platform
-and window manager dependant. Unix window managers are typically more tolerant
+and window manager dependent. Unix window managers are typically more tolerant
 than Win32. It is possible that coloured C<iconimage> icons may cause problems
 on some X window managers.
 
--- a/pod/Text.pod
+++ b/pod/Text.pod
@@ -47,7 +47,7 @@
 using any of the standard forms for screen distances.
 If a line wraps, this option only applies to the first line
 on the display.
-This option may be overriden with B<-spacing1> options in
+This option may be overridden with B<-spacing1> options in
 tags.
 
 =item Name:	B<spacing2>
@@ -60,7 +60,7 @@
 display) this option specifies additional space to provide between
 the display lines that represent a single line of text.
 The value may have any of the standard forms for screen distances.
-This option may be overriden with B<-spacing2> options in
+This option may be overridden with B<-spacing2> options in
 tags.
 
 =item Name:	B<spacing3>
@@ -73,7 +73,7 @@
 using any of the standard forms for screen distances.
 If a line wraps, this option only applies to the last line
 on the display.
-This option may be overriden with B<-spacing3> options in
+This option may be overridden with B<-spacing3> options in
 tags.
 
 =item Name:	B<state>
--- a/pod/Canvas.pod
+++ b/pod/Canvas.pod
@@ -82,8 +82,8 @@
 state option, which overrides the default state. Many options can take
 separate specifications such that the appearance of the item can be different
 in different situations. The options that start with "active" control the
-appearence when the mouse pointer is over it, while the option starting
-with "disabled" controls the appearence when the state is disabled.
+appearance when the mouse pointer is over it, while the option starting
+with "disabled" controls the appearance when the state is disabled.
 
 =item Name:	B<width>
 
--- a/pod/Font.pod
+++ b/pod/Font.pod
@@ -350,7 +350,7 @@
 on all platforms (as it did on Win32), while previously on X systems it returned
 a list of fonts that matched an under-specified pattern.
 
-Briefly the methods supported for compatibilty are as follows:
+Briefly the methods supported for compatibility are as follows:
 
 =over 4
 
--- a/pTk/tcl.h
+++ b/pTk/tcl.h
@@ -2303,7 +2303,7 @@
 
 /*
  * These function have been renamed. The old names are deprecated, but we
- * define these macros for backwards compatibilty.
+ * define these macros for backwards compatibility.
  */
 #define Tcl_Ckalloc Tcl_Alloc
 #define Tcl_Ckfree Tcl_Free
--- a/pTk/mTk/tclGeneric/tcl.h
+++ b/pTk/mTk/tclGeneric/tcl.h
@@ -1627,7 +1627,7 @@
 
 /*
  * These function have been renamed. The old names are deprecated, but we
- * define these macros for backwards compatibilty.
+ * define these macros for backwards compatibility.
  */
 
 #define Tcl_Ckalloc Tcl_Alloc
--- a/pTk/mTk/tclGeneric/tclCmdIL.c
+++ b/pTk/mTk/tclGeneric/tclCmdIL.c
@@ -1625,7 +1625,7 @@
 	/*
 	 * If "info procs" worked like "info commands", returning the
 	 * commands also seen in the global namespace, then you would
-	 * include this code.  As this could break backwards compatibilty
+	 * include this code.  As this could break backwards compatibility
 	 * with 8.0-8.2, we decided not to "fix" it in 8.3, leaving the
 	 * behavior slightly different.
 	 */
--- a/Tixish/NoteBook.pm
+++ b/Tixish/NoteBook.pm
@@ -28,7 +28,7 @@
 {
  my ($class,$mw) = @_;
  # class binding does not work right due to extra level of
- # widget hierachy
+ # widget hierarchy
  $mw->bind($class,'<ButtonPress-1>', ['MouseDown',Ev('x'),Ev('y')]);
  $mw->bind($class,'<ButtonRelease-1>', ['MouseUp',Ev('x'),Ev('y')]);
 
--- a/Tk/Adjuster.pm
+++ b/Tk/Adjuster.pm
@@ -10,7 +10,7 @@
 # Construct Tk::Widget 'packAdjust';
 
 # because if managed object is Derived (e.g. a Scrolled) then our 'new'
-# will be delegated and hierachy gets turned inside-out
+# will be delegated and hierarchy gets turned inside-out
 # So packAdjust is autoloaded in Widget.pm
 
 
--- a/Tk/Widget.pm
+++ b/Tk/Widget.pm
@@ -568,7 +568,7 @@
 
 # walk and descendants adapted from Stephen's composite
 # versions as they only use core features they can go here.
-# hierachy is reversed in that descendants calls walk rather
+# hierarchy is reversed in that descendants calls walk rather
 # than vice versa as this avoids building a list.
 # Walk should possibly be enhanced so allow early termination
 # like '-prune' of find.
--- a/pod/HList.pod
+++ b/pod/HList.pod
@@ -245,7 +245,7 @@
 The HList widget can be used to display any data that have a
 hierarchical structure, for example, file system directory trees. The
 list entries are indented and connected by branch lines according to
-their places in the hierachy.
+their places in the hierarchy.
 
 Each list entry is identified by an B<entryPath>. The entryPath is a
 sequence of B<entry names> separated by the separator charactor
--- a/pod/Widget.pod
+++ b/pod/Widget.pod
@@ -50,7 +50,7 @@
 capitals are assumed to be classes;  as a result, Tk may not
 be able to find some options for the application.
 If sends have been disabled by deleting the B<send> command,
-this command will reenable them and recreate the B<send>
+this command will re-enable them and recreate the B<send>
 command.
 
 =item I<$widget>-E<gt>B<atom>(I<name>)
@@ -448,7 +448,7 @@
 but it can be changed at any time.  Measurements made
 after the scaling factor is changed will use the new scaling factor, but it
 is undefined whether existing widgets will resize themselves dynamically to
-accomodate the new scaling factor.
+accommodate the new scaling factor.
 
 =item I<$widget>-E<gt>B<screen>
 
@@ -667,7 +667,7 @@
 
 =head1 CAVEATS
 
-The above documentaion on generic methods is incomplete.
+The above documentation on generic methods is incomplete.
 
 =head1 KEYWORDS
 
--- a/pod/LabFrame.pod
+++ b/pod/LabFrame.pod
@@ -15,7 +15,7 @@
 
 =head1 DESCRIPTION
 
-B<LabFrame> is exactly like B<Frame> and additionaly allows to
+B<LabFrame> is exactly like B<Frame> and additionally allows one to
 add a label to the frame.
 
 =head1 WIDGET-OPTIONS
--- a/pod/Listbox.pod
+++ b/pod/Listbox.pod
@@ -734,7 +734,7 @@
 
 this will return the currently selected elements, in this case "b".
 
-However, if the "ReturnType" arguement is passed when tying the Listbox to the
+However, if the "ReturnType" argument is passed when tying the Listbox to the
 scalar with value "index" then the indices of the selected elements will be
 returned instead of the elements themselves, ie in this case "1". This can be
 useful when manipulating both contents and selected elements in the Listbox at
--- a/pod/Menu.pod
+++ b/pod/Menu.pod
@@ -733,7 +733,7 @@
 
 =item B<Pulldown Menus in Menu Buttons>
 
-This is the compatable way to do menu bars.  You create one menubutton
+This is the compatible way to do menu bars.  You create one menubutton
 widget for each top-level menu, and typically you arrange a series of
 menubuttons in a row in a menubar window.  You also create the top-level menus
 and any cascaded submenus, and tie them together with B<-menu>
--- a/Event/pTkCallback.c
+++ b/Event/pTkCallback.c
@@ -22,7 +22,7 @@
    - Simple case of ref to CV
    - A ref to an AV, 1st element is "method" rest are
    args to be passed on EACH call (before/after any Tk args ?)
-   Akin to fact that TCL/TK evals an arbitary string
+   Akin to fact that TCL/TK evals an arbitrary string
    (Perl code could pre-scan args and convert Malcolm's
    -method/-slave into this form.)
    - Special case of a "window" reference, treat 1st arg
--- a/Tk/Pane.pm
+++ b/Tk/Pane.pm
@@ -453,7 +453,7 @@
 
 =item I<$pane>-E<gt>B<see>(I<$widget> ?,I<options>?)
 
-Adjusts the view so that I<$widget> is visable. Aditional parameters in
+Adjusts the view so that I<$widget> is visable. Additional parameters in
 I<options-value> pairs can be passed, each I<option-value> pair must be
 one of the following
 
--- a/pTk/mTk/generic/tkText.h
+++ b/pTk/mTk/generic/tkText.h
@@ -393,7 +393,7 @@
     int affectsDisplay;		/* Non-zero means that this tag affects the
 				 * way information is displayed on the screen
 				 * (so need to redisplay if tag changes). */
-    Tcl_Obj * userData;		/* arbitary user data */
+    Tcl_Obj * userData;		/* arbitrary user data */
 } TkTextTag;
 
 #define TK_TAG_AFFECTS_DISPLAY	0x1
--- a/pod/Scrollbar.pod
+++ b/pod/Scrollbar.pod
@@ -225,7 +225,7 @@
 The scrollbar makes the notification by evaluating a callback
 specified as the scrollbar's B<-command> option.
 The callback may take several forms.
-In each case, the intial arguments passed are those
+In each case, the initial arguments passed are those
 specified in the B<-command> callback itself,
 which usually has a form like [B<yview> =E<gt> I<$widget>].
 (Which will invoke I<$widget>-E<gt>B<yview>(...) where
--- a/pod/Table.pod
+++ b/pod/Table.pod
@@ -35,7 +35,7 @@
 =head1 DESCRIPTION
 
 Tk::Table is an all-perl widget/geometry manager which allows a two dimensional
-table of arbitary perl/Tk widgets to be displayed.
+table of arbitrary perl/Tk widgets to be displayed.
 
 Entries in the Table are simply ordinary perl/Tk widgets. They should
 be created with the Table as their parent. Widgets are positioned in the
--- a/pTk/mTk/tclUnix/tclLoadShl.c
+++ b/pTk/mTk/tclUnix/tclLoadShl.c
@@ -64,7 +64,7 @@
      * The flags below used to be BIND_IMMEDIATE; they were changed at
      * the suggestion of Wolfgang Kechel (wolfgang@prs.de): "This
      * enables verbosity for missing symbols when loading a shared lib
-     * and allows to load libtk8.0.sl into tclsh8.0 without problems.
+     * and allows one to load libtk8.0.sl into tclsh8.0 without problems.
      * In general, this delays resolving symbols until they are actually
      * needed.  Shared libs do no longer need all libraries linked in
      * when they are build."