man pages section 3: Library Interfaces and Headers
    
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 the asynchronous I/O library — libaio ( Index Term Link )
 
 the device information library — libdevinfo ( Index Term Link )
 
 the multi-threaded memory allocator library — libmtmalloc ( Index Term Link )
 
 the network services library — libnsl ( Index Term Link )
 
 the sockets library — libsocket ( Index Term Link )
 
 the system library — libsys ( Index Term Link )
 
 the threads library — libthread ( Index Term Link )
 
 the UCB compatibility library — libucb ( Index Term Link )
 
 the wide character library — libw ( Index Term Link )
 
 the XFN interface library — libxfn ( Index Term Link )
 
 threads debugging library — libthread_db ( Index Term Link )
 
 types32 — fixed-width data types ( Index Term Link )