TRACE_HEADER_INSTANCE - NtDoc

#ifndef _NTWMI_H
#ifdef _WIN64

#define TRACE_HEADER_INSTANCE   TRACE_HEADER_INSTANCE64

#endif
#endif
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#ifndef _NTWMI_H
#ifdef _WIN64
// ...
#else

#define TRACE_HEADER_INSTANCE   TRACE_HEADER_INSTANCE32

#endif
#endif
View code on GitHub