3 files changed, 19 insertions, 13 deletions
diff --git a/unix/tkUnixButton.c b/unix/tkUnixButton.c
index b8be6b3..75e4df3 100644
--- a/unix/tkUnixButton.c
+++ b/unix/tkUnixButton.c
@@ -8,7 +8,7 @@
  * See the file "license.terms" for information on usage and redistribution of
  * this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tkUnixButton.c,v 1.25 2007/12/13 15:28:50 dgp Exp $
+ * RCS: @(#) $Id: tkUnixButton.c,v 1.26 2008/11/05 22:20:59 nijtmans Exp $
  */
 
 #include "tkInt.h"
@@ -57,7 +57,7 @@ Tk_ClassProcs tkpButtonProcs = {
  */
 
 /* XPM */
-static char *button_images[] = {
+static const char *button_images[] = {
     /* width height ncolors chars_per_pixel */
     "52 26 7 1",
     /* colors */
diff --git a/unix/tkUnixFont.c b/unix/tkUnixFont.c
index b5feb2c..405b19c 100644
--- a/unix/tkUnixFont.c
+++ b/unix/tkUnixFont.c
@@ -9,7 +9,7 @@
  * See the file "license.terms" for information on usage and redistribution of
  * this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tkUnixFont.c,v 1.37 2008/11/02 09:54:02 nijtmans Exp $
+ * RCS: @(#) $Id: tkUnixFont.c,v 1.38 2008/11/05 22:20:59 nijtmans Exp $
  */
 
 #include "tkUnixInt.h"
@@ -1971,7 +1971,7 @@ FindSubFontForChar(
     Tk_Uid faceName;
     const char *fallback;
     const char *const *aliases;
-    const char *const *nameList;
+    char **nameList;
     const char *const *anyFallbacks;
     const char *const *const *fontFallbacks;
     SubFont *subFontPtr;
@@ -2406,8 +2406,8 @@ CanUseFallback(
     Tk_Uid hateFoundry;
     const char *charset, *hateCharset;
     unsigned bestScore[2];
-    const char *const *nameList;
-    const char *const *nameListOrig;
+    char **nameList;
+    char **nameListOrig;
     char src[TCL_UTF_MAX];
     FontAttributes want, got;
     Display *display;
@@ -2913,7 +2913,8 @@ ListFontOrAlias(
     int *numNamesPtr)		/* Filled with length of returned array, or 0
 				 * if no names were found. */
 {
-    char **nameList, **aliases;
+    char **nameList;
+    const char *const *aliases;
     int i;
 
     nameList = ListFonts(display, faceName, numNamesPtr);
@@ -2962,7 +2963,8 @@ IdentifySymbolEncodings(
     FontAttributes *faPtr)
 {
     int i, j;
-    char **aliases, **symbolClass;
+    const char *const *aliases;
+    const char *const *symbolClass;
 
     symbolClass = TkFontGetSymbolClass();
     for (i = 0; symbolClass[i] != NULL; i++) {
diff --git a/unix/tkUnixRFont.c b/unix/tkUnixRFont.c
index 3bea31f..0a6be20 100644
--- a/unix/tkUnixRFont.c
+++ b/unix/tkUnixRFont.c
@@ -8,7 +8,7 @@
  * See the file "license.terms" for information on usage and redistribution of
  * this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tkUnixRFont.c,v 1.25 2008/04/27 22:39:13 dkf Exp $
+ * RCS: @(#) $Id: tkUnixRFont.c,v 1.26 2008/11/05 22:20:59 nijtmans Exp $
  */
 
 #include "tkUnixInt.h"
@@ -121,7 +121,8 @@ GetTkFontAttributes(
     XftFont *ftFont,
     TkFontAttributes *faPtr)
 {
-    char *family = "Unknown", **familyPtr = &family;
+    const char *family = "Unknown";
+    const char *const *familyPtr = &family;
     int weight, slant, size, pxsize;
     double ptsize;
 
@@ -468,9 +469,12 @@ TkpGetSubFonts(
     Tcl_Obj *objv[3], *listPtr, *resultPtr;
     UnixFtFont *fontPtr = (UnixFtFont *) tkfont;
     FcPattern *pattern;
-    char *family = "Unknown", **familyPtr = &family;
-    char *foundry = "Unknown", **foundryPtr = &foundry;
-    char *encoding = "Unknown", **encodingPtr = &encoding;
+    const char *family = "Unknown";
+    const char *const *familyPtr = &family;
+    const char *foundry = "Unknown";
+    const char *const *foundryPtr = &foundry;
+    const char *encoding = "Unknown";
+    const char *const *encodingPtr = &encoding;
     int i;
 
     resultPtr = Tcl_NewListObj(0, NULL);