Deletes an OpenVMS Galaxy locktable.
    Note that this system service is supported only in an OpenVMS
    Alpha Galaxy environment. For more information about programming
    with OpenVMS Galaxy system services, see the HP OpenVMS Alpha
    Partitioning and Galaxy Guide.
    Format
      SYS$DELETE_GALAXY_LOCK_TABLE  handle
    C Prototype
      int sys$delete_galaxy_lock_table  (unsigned int
                                        *lcktbl_handle);
1 – Arguments
 lcktbl_handle
    OpenVMS usage:lock table handle
    type:         longword (unsigned)
    access:       read
    mechanism:    input by value
    The 32-bit lock table handle that identifies the table to be
    deleted. This value is returned by SYS$CREATE_GALAXY_LOCK_TABLE.