diff --git a/include/wx/msw/missing.h b/include/wx/msw/missing.h index 6c9c3bb52f..8bbad72d99 100644 --- a/include/wx/msw/missing.h +++ b/include/wx/msw/missing.h @@ -235,6 +235,11 @@ typedef struct wxtagNMLVCUSTOMDRAW_ { #define HDS_HOTTRACK 4 #endif +#ifndef HDF_SORTUP + #define HDF_SORTUP 0x0400 + #define HDF_SORTDOWN 0x0200 +#endif + /* * In addition to the above, the following are required for several compilers. */