quick game wasn't checking for hidden themes. It should, but this will at least make them not-crash. The results are kind of amusing.
/* Sort.h */
#ifndef __7Z_Sort_H
#define __7Z_Sort_H
#include "Types.h"
void HeapSort(UInt32 *p, UInt32 size);
/* void HeapSortRef(UInt32 *p, UInt32 *vals, UInt32 size); */
#endif