Index: branches/release-1_0/platform/sx40hs/kbd.c
===================================================================
--- branches/release-1_0/platform/sx40hs/kbd.c	(revision 1501)
+++ branches/release-1_0/platform/sx40hs/kbd.c	(revision 1798)
@@ -289,4 +289,8 @@
 	}
 
+    // Disable Zoom Assist button
+    if (conf.zoom_assist_button_disable)
+        physw_status[0] |= 0x00010000;
+
 	//_kbd_read_keys_r2(physw_status);