STR #2004 fix: got inspired from suggested modifications but limited their impact for broken_image test because it is not needed for osx and win32 platforms. thanks Mark and Sebastian. Works great in X11 now.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@6168 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

src/Fl_Help_View.cxx

@@ -893,7 +893,10 @@ Fl_Help_View::draw()
 	    if (img) {
 	      img->draw(xx + x() - leftline_,
 	                yy + y() - fl_height() + fl_descent() + 2);
-	      img->release();
+#if !defined(WIN32) && !defined(__APPLE__)
+	      if ((void*)img != &broken_image)
+#endif 
+		if(img->refcount()>0) img->release();
 	    }
 
 	    xx += ww;
@@ -2370,8 +2373,10 @@ Fl_Help_View::free_data() {
 	  if (get_attr(attrs, "SRC", attr, sizeof(attr))) {
 	    // Release the image twice to free it from memory...
 	    img = get_image(attr, width, height);
-	    img->release();
-	    img->release();
+#if !defined(WIN32) && !defined(__APPLE__)
+	    if ((void*)img!=&broken_image)
+#endif 
+	      while (img->refcount()>0) img->release();
 	  }
 	}
       }