One field of the EgaSavePtrRec points to an EgaDynamicSaveRec.  Initially,
this structure does not exist, but may be installed by task switching or
other TSR code.

EgaDynamicSaveRec
Offset Size Contents
                                                                          
+0     16  abCtrPal     current contents Graphics Controller Palette regs
+10H     1  bCrtOvrScan  current contents Graphics Controller Overscan reg
+11H   239  res          (reserved)
256               size of an EgaDynamicSaveRec

See Also: EGA Data Areas
- -

EgaDynamicSaveRec