i found out the starting zoom value offset, not sure if it was known...
improves the game with zoom out
DKII GOG 2.0.0.32 - Data/editor/GlobalVariables.kwd
starting zoom value offset 0x2830
Max zoom in offset - 0x2834
Max zoom out offset - 0x2838
starting zoom default value - 0x00A00000 (40960)
Max zoom in default value - 0x00400000 (16384)
Max zoom out default value - 0x00D00000 (53248)
starting zoom new value - 0x00D00000 (53248)
Max zoom in new value - 0x401F0000 (8000)
Max zoom out new value - 0xF0490200 (150000)
byteswapped values
A000 = 00A0 0000 (40960 dec)
4000 = 0040 0000 (16384 dec)
D000 = 00D0 0000 (53248 dec)
D000 = 00D0 0000 (53248 dec)
1F40 = 401F 0000 (8000 dec)
0002 49F0 = F049 0200 (150 000 dec)