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http://blog.csdn.net/zengyang/archive/2009/01/07/3725320.aspx
http://tech.ccidnet.com/art/305/20071226/1322187_1.html
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Q:
I
keep getting
errors due to library functions being undefined,
but I'm #including all
the right header files.
A:
In the general case of calling code in an
external library,
using #include
to pull in
the right header file(s) is only half
of the story; you also have to tell th ......