RtlFindLongestRunClearEx

UINT64 __fastcall RtlFindLongestRunClearEx(_RTL_BITMAP_EX *BitMapHeader, UINT64 *StartingIndex, UINT64 a3, UINT8 a4){
  unsigned int v6; 
  unsigned int v7; 
  if( (unsigned int)RtlFindClearRunsEx(&BitMapHeader->SizeOfBitMap, (INT64)&v6) == 1 )
  {
    *StartingIndex = v6;
    return v7;
  }
  else
  {
    *StartingIndex = 0i64;
    return 0i64;
  }
}

Referenced by:

MiGetSystemPteStatistics
RtlpHpFixedVsAllocate