NTSTATUS __fastcall IommuUnmapLogicalRange(_BYTE *a1, VOID *a2){ if( !a1[44] ) return -1073741585; if( ((unsigned __int16)a2 & 0xFFF) != 0 ) return -1073741584; return HalpIommuDomainUnmapLogicalRange(a1, a2); }