Dear all,

I have few questions.

First.
I want to initialize directfb twice or more times in one process, and invoke
GetDispalyLayer twice or more times.
If so, what kind of cooperative level should I set for each layer instance
I get ?
DLSCL_SHARED, _EXCLUSIVE or _ADMINISTRATIVE ?

Second.
Assume that I have layer instance La and Lb in one single process P, and I
also create window Wa and Wb for each layer instance respectively.
I blit surface Sa onto Wa, and I also blit surface Sb onto Wb at the same
time in a thread created by process P.
That is I do the same job, blitting and flipping, concurrently.
I've got the error message "caught signal 7 ---> non-existent physical
address", but I can't find out why?
Thanks.

-- 
Chien Kuo-Feng
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