#544 sldt not supported

[Stas Sergeev]

It seems cpuemu throws exception 6 on sldt.
As a result, all borland 32bit tools crash
with this:

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ERROR: unexpected CPU exception 0x06 err=0x00000000 cr2=0010051f while in vm86 (DOS)
Program=sigsegv.c, Line=193
EIP: 005a:0000007a ESP: 005a:000003e4 VFLAGS(b): 00000 01110000 01000110
EAX: 000000ed EBX: 00000001 ECX: 00000002 EDX: 00000000 VFLAGS(h): 00007046
ESI: 00006246 EDI: 0000ffff EBP: 0000604f DS: 0000 ES: 1814 FS: 0000 GS: 0000
FLAGS: PF ZF IF NT RF VM IOPL: 3
STACK: 2d 66 72 65 65 64 6f 73 2d 2a -> e6 03 69 6e 2e 74 67 7a 0d 0a
OPS : 00 00 00 00 00 00 53 a7 e6 34 -> 0f 00 05 00 00 00 41 20 20 20
0f0005 005a:007a sldt word [di]

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