/* The first array contains ReactOS PFNs, the second contains ARM3 PFNs */
PPHYSICAL_PAGE MmPfnDatabase[2];
-ULONG MmAvailablePages;
-ULONG MmResidentAvailablePages;
+PFN_NUMBER MmAvailablePages;
+PFN_NUMBER MmResidentAvailablePages;
+PFN_NUMBER MmResidentAvailableAtInit;
SIZE_T MmTotalCommitLimit;
SIZE_T MmTotalCommittedPages;