#include <direct.h> // _mkdir
#endif
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(instr_TI_trace, instr_trace, "tracing event system");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(instr_TI_trace, instr, "tracing event system");
extern FILE *tracing_file;
double prefix=0.0;