Files:
tests/signature.h
tests/test-poll.c

Depends-on:
stdbool
sys_socket
netinet_in
arpa_inet
sys_ioctl
extensions
inet_pton
errno
perror
sockets
socket
bind
setsockopt
listen
connect
accept
ioctl
close

configure.ac:
AC_CHECK_HEADERS_ONCE([unistd.h sys/wait.h])

Makefile.am:
TESTS += test-poll
check_PROGRAMS += test-poll
test_poll_LDADD = $(LDADD) @LIBSOCKET@ $(INET_PTON_LIB)