NAME
    FreePotBits -- Free allocated bits in the potgo register.

SYNOPSIS
    FreePotBits(allocated)
                D0

    void FreePotBits( UWORD );

FUNCTION
    The FreePotBits routine frees previously allocated bits in the
    hardware potgo register that the application had allocated via
    allocpotbits and no longer wishes to use.  it accepts the
    return value from allocpotbits as its argument.