double include of a header file

Joe (josepha48@yahoo.com)
Tue, 10 Aug 1999 08:45:47 -0700 (PDT)

Hi,
I am not a C expert so can someone tell me what the benifits
/ disadvantages of the following lines of code are if there are
any? The reason I am writning these lists is that I found this
code in the kernel..

#include <asm/irq.h>
#include <asm/system.h>
#include <asm/irq.h>

Joe
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