man3xnet - X/Open Networking Services Library Functions

accept(3xnet): accept - accept a new connection on a socket
bind(3xnet): bind - bind a name to a socket
connect(3xnet): connect - connect a socket
endhostent(3xnet): endhostent, gethostbyaddr, gethostbyname, gethostent, sethostent - network host database functions
endnetent(3xnet): endnetent, getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions
endprotoent(3xnet): endprotoent, getprotobynumber, getprotobyname, getprotoent, setprotoent - network protocol database functions
endservent(3xnet): endservent, getservbyport, getservbyname, getservent, setservent - network services database functions
freeaddrinfo(3xnet): freeaddrinfo, getaddrinfo - get address information
gai_strerror(3xnet): gai_strerror - address and name information error description
gethostname(3xnet): gethostname - get name of current host
getnameinfo(3xnet): getnameinfo - get name information
getpeername(3xnet): getpeername - get the name of the peer socket
getsockname(3xnet): getsockname - get the socket name
getsockopt(3xnet): getsockopt - get the socket options
htonl(3xnet): htonl, htons, ntohl, ntohs - convert values between host and network byte order
if_nametoindex(3xnet): if_nametoindex, if_indextoname, if_nameindex, if_freenameindex - functions to map Internet Protocol network interface names and interface indexes
inet_addr(3xnet): inet_addr, inet_network, inet_makeaddr, inet_lnaof, inet_netof, inet_ntoa - Internet address manipulation
inet_ntop(3xnet): inet_ntop, inet_pton - convert IPv4 and IPv6 addresses between binary and text form
listen(3xnet): listen - listen for socket connections and limit the queue of incoming connections
recv(3xnet): recv - receive a message from a connected socket
recvfrom(3xnet): recvfrom - receive a message from a socket
recvmsg(3xnet): recvmsg - receive a message from a socket
send(3xnet): send - send a message on a socket
sendmsg(3xnet): sendmsg - send a message on a socket using a message structure
sendto(3xnet): sendto - send a message on a socket
setsockopt(3xnet): setsockopt - set the socket options
shutdown(3xnet): shutdown - shut down socket send and receive operations
sockatmark(3xnet): sockatmark - determine whether a socket is at the out-of-band mark
socket(3xnet): socket - create an endpoint for communication
socketpair(3xnet): socketpair - create a pair of connected sockets