Library Calls: Difference between revisions

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{{In_Progress}}
{{FirstPerson}}
{{You}}
 
<sourcesyntaxhighlight lang="c">
#include <stdio.h>
int answer = 42;
printf("The answer is %d!\n", answer);
</syntaxhighlight>
</source>
 
We all know this construct from our userspace programming experiences. We never really thought about how it worked, at least for some time. You ''#include'', you get to use "the system".