accept(2)	sys/types.h sys/socket.h
bind(2)	sys/types.h sys/socket.h
close(2)	unistd.h
connect(2)	sys/types.h sys/socket.h
FD_CLR(3)	sys/time.h
FD_ISSET(3)	sys/time.h
FD_SET(3)	sys/time.h
FD_ZERO(3)	sys/time.h
gethostbyname(3)	netdb.h
getprotobyname(3)	netdb.h
getservbyname(3)	netdb.h
htons(3)	netinet/in.h
inet_ntoa(3)	sys/socket.h netinet/in.h arpa/inet.h
inet_addr(3)	sys/socket.h netinet/in.h arpa/inet.h
listen(2)	sys/socket.h
read(2)	sys/types.h unistd.h
select(2)	sys/time.h sys/types.h unistd.h
shutdown(2)	sys/socket.h
socket(2)	sys/types.h sys/socket.h
write(2)	sys/types.h unistd.h