NAME
    FreeVec -- return allocvec() memory to the system  (v36)
SYNOPSIS
    FreeVec(memoryBlock)
            A1
    void FreeVec(void *);
FUNCTION
    Free an allocation made by the allocvec() call.  the memory will
    be returned to the system pool from which it came.
NOTE
    If a block of memory is freed twice, the system will Guru. The
    Alert is AN_FreeTwice ($01000009).   If you pass the wrong pointer,
    you will probably see AN_MemCorrupt $01000005.  Future versions may
    add more sanity checks to the memory lists.
INPUTS
    memoryBlock - pointer to the memory block to free, or NULL.
SEE ALSO
    allocvec