diff --git a/cfg/wxwidgets.cfg b/cfg/wxwidgets.cfg
index 977c7ac33..53e3453ab 100644
--- a/cfg/wxwidgets.cfg
+++ b/cfg/wxwidgets.cfg
@@ -1833,9 +1833,19 @@
   <define name="wxASSERT_LEVEL_2(condition)" value="assert(condition)"/>
   <!-- #define wxASSERT_LEVEL_2_MSG(condition, message) -->
   <define name="wxASSERT_LEVEL_2_MSG(condition, msg)" value="assert(condition)"/>
-  <define name="wxCHECK2_MSG(condition, operation, message)" value="if( !(condition) ) { operation; }"/>
-  <define name="wxCHECK2(condition, operation)" value="if( !(condition) ) { operation; }"/>
-  <define name="wxCHECK(condition, retValue)" value="if( (condition) ) { return retValue; } else { exit(-1); }"/>
+  <define name="wxCHECK2_MSG(condition, operation, message)" value=""/>
+  <define name="wxCHECK2(condition, operation)" value=""/>
+  <define name="wxCHECK(condition, retValue)" value=""/>
+  <define name="wxSTB_SIZEGRIP" value="0x0010"/>
+  <define name="wxSTB_SHOW_TIPS" value="0x0020"/>
+  <define name="wxSTB_ELLIPSIZE_START" value="0x0040"/>
+  <define name="wxSTB_ELLIPSIZE_MIDDLE" value="0x0080"/>
+  <define name="wxSTB_ELLIPSIZE_END" value="0x0100"/>
+  <define name="wxSTB_DEFAULT_STYLE" value="0x10130"/>
+  <define name="wxSB_NORMAL" value="0x0000"/>
+  <define name="wxSB_FLAT" value="0x0001"/>
+  <define name="wxSB_RAISED" value="0x0002"/>
+  <define name="wxSB_SUNKEN" value="0x0003"/>
   <define name="wxLC_ALIGN_LEFT" value="0x0080"/>
   <define name="wxLC_ALIGN_TOP" value="0x0040"/>
   <define name="wxLC_AUTOARRANGE" value="0x0100"/>
@@ -2950,7 +2960,7 @@
   <define name="wxUChar" value="unsigned char"/>
   <define name="wxAlignment" value="int"/>
   <define name="wxTextCoord" value="long"/>
-  <define name="wxEmptyString" value="&quot;&quot;"/>
+  <define name="wxEmptyString" value="wxString()"/>
   <podtype name="wxInt8" sign="s" size="1"/>
   <podtype name="wxUint8" sign="u" size="1"/>
   <podtype name="wxByte" sign="u" size="1"/>