Questions tagged [libraries]

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I am getting a weird implicit declaration in C

I am using this function usleep() which is suppose to stop any operation for several seconds. Any way I get this error while trying to compile my code stream.c:28:4: error: implicit declaration of ...
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How does #include work?

I'm curious as to how including libraries via #include and #include actually work. These libraries do not seem to be already saved on our appliance (I may be mistaken). So how does geddit/clang ...
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what is LIBS in the makefile?

I have a short question related to the purpose of this line in the Makefile of pset5 (spellchecker): # space-separated list of libraries, if any, # each of which should be prefixed with -l LIBS = I ...