struct monster mondat[6]
  0 flag       p3b1c      bool   This monster is in use
  2 x          p3b1e      Sint4  Horizontal screen co-ordinate
  4 y          p3b2o      Sint4  Vertical screen co-ordinate
  6 h          p3b22      Sint4  Horizontal field co-ordinate
  8 v          p3b24      Sint4  Vertical field co-ordinate
 0a xr         p3b26      Sint4  Horizontal co-ordinate within cell
 0c yr         p3b28      Sint4  Vertical co-ordinate within cell
 0e dir        p3b2a      Sint4  Direction of motion
010 hdir       p3b2c      Sint4  Horizontal direction for hobbin
012 t          p3b2e      Sint4  Time until next motion
014 alive      p3b3o      bool   Not been killed
016 nob        p3b32      bool   This monster is a nobbin
018 hnt        p3b34      Sint4  Time until nobbin / Crossings until hobbin
01a death      p3b36      Sint4  Stage of death
01c bag        p3b38      Sint4  Bag no. which is killing it
01e dtime      p3b3a      Sint4  Death time
020 stime      p3b3c      Sint4  Start time
022
024
026

struct bag bagdat1[8] bagdat2[8] bagdat[8]
  0 x      p3c1a      p3d5a      p3e9a      Sint4  Horizontal screen co-ord
  2 y                            p3e9c      Sint4  Vertical screen co-ord
  4 h                            p3e9e      Sint4  Horizontal field co-ord
  6 v                            p3eao      Sint4  Vertical field co-ord
  8 xr                           p3ea2      Sint4  Horiz co-ord within cell
 0a yr                           p3ea4      Sint4  Vert co-ord within cell
 0c dir                          p3ea6      Sint4  Movement direction
 0e wobbling                     p3ea8      bool   Bag is wobbling
010 wt                           p3eaa      Sint4  Wobble time left
012 unfallen                     p3eac      bool   Bag not yet fallen for blob
014 exist                        p3eae      bool   Bag is in use
016 gt                           p3ebo      Sint4  Gold time
018 fallh                        p3eb2      bool   Height fallen for breakage
01a
01c
01e
020
022
024
026

struct game gamedat[2]
  0 dead    p4fde         bool   Digger died
  2 lives   p4feo p4fe8   Sint4  No. of lives left
  4 level   p4fe2 p4fea   Sint4  Current level
  6 levdone p4fe4         bool   Level completed
