long allocMe;

Determines whether memory block is allocated. 

char* curPtr();

Returns the current address of the memory block + position. 

long numElements;

Number of elements if memory block is an array.

long pos;

Current position in memory block. 

long realEOF;

Number of bytes actually written to memory file. 

long size;

Number of bytes allocated to contain memory file. 

char *startPtr;

Start of char-pointer-based memory block.