Fixed signedness of argument to sscanf

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@4547 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

CHANGES

@@ -1,10 +1,11 @@
 CHANGES IN FLTK 1.1.7
 
-	- Fixed cross-compiling (host: *-linux-* , target: *-mingw32) 
-          problem. Patch provided by Amir Shalem <amir@boom.org.il> in (STR #995) .
 	- Documentation fixes (STR #571, STR #648, STR #692, STR
 	  #730, STR #744, STR #745, STR #931, STR #942, STR #960,
 	  STR #969)
+	- Fixed signednes of scanf argument (STR #996)
+	- Fixed cross-compiling (host: *-linux-* , target: *-mingw32) 
+	  problem. Patch provided by Amir Shalem <amir@boom.org.il> in (STR #995) .
 	- FLUID now knows if a static callback is already declared
 	  in a class and won't declare it 'extern' (STR #776)
 	- Some actions in FLUID would not set the 

src/Fl_XBM_Image.cxx

@@ -88,7 +88,7 @@ Fl_XBM_Image::Fl_XBM_Image(const char *name) : Fl_Bitmap((const char *)0,0,0) {
     }
     const char *a = buffer;
     while (*a && i<n) {
-      int t;
+      unsigned int t;
       if (sscanf(a," 0x%x",&t)>0) {
         *ptr++ = (uchar)t;
 	i ++;