DebugPrint

INT64 __stdcall DebugPrint(STRING *Output, UINT64 ComponentId, UINT64 Level){
  INT64 result; 
  result = 1i64;
  __asm { int     2Dh; Windows NT - eax = 1: debug print }
  __debugbreak();
  return result;
}

Referenced by:

vDbgPrintExWithPrefixInternal