New module 'fstatat', split off from module 'openat'. * lib/openat.h (statat, lstatat): Enable only if GNULIB_FSTATAT is defined. * m4/fstatat.m4: New file. extracted from m4/openat.m4. * m4/openat.m4 (gl_FUNC_OPENAT): Don't set GNULIB_FSTATAT. Don't invoke gl_FUNC_FSTATAT. (gl_FUNC_FSTATAT): Moved to m4/fstatat.m4. * modules/fstatat: New file, extracted from modules/openat. * modules/openat (Files): Remove lib/fstatat.c. (Depends-on): Remove lstat. (configure.ac): Remove AC_LIBOBJ of fstatat. * modules/fstatat-tests: New file, extracted from modules/openat-tests. * modules/openat-tests (Files): Remove tests/test-fstatat.c, tests/test-lstat.h, tests/test-stat.h. (Depends-on): Remove getcwd-lgpl. (Makefile.am): Remove rules for test-fstatat. * doc/posix-functions/fstatat.texi: Mention module 'fstatat' instead of module 'openat'. * NEWS: Mention the change. * modules/getcwd (Depends-on): Add fstatat. * modules/linkat (Depends-on): Likewise. * modules/mkfifoat-tests (Depends-on): Likewise. * modules/utimensat (Depends-on): Add fstatat. Remove openat.

Files:
tests/test-nonblocking-socket.sh
tests/test-nonblocking-socket-main.c
tests/test-nonblocking-socket-child.c
tests/test-nonblocking-socket.h
tests/test-nonblocking-writer.h
tests/test-nonblocking-reader.h
tests/test-nonblocking-misc.h
tests/socket-server.h
tests/socket-client.h
tests/macros.h

Depends-on:
stdbool
unistd
sys_socket
nonblocking
wait-process
environ
posix_spawnp
netinet_in
arpa_inet
socket
setsockopt
bind
getsockname
listen
accept
getsockopt
connect
gettimeofday
snprintf
vsnprintf
strerror
ssize_t
usleep
read
write

configure.ac:

Makefile.am:
TESTS += test-nonblocking-socket.sh
check_PROGRAMS += test-nonblocking-socket-main test-nonblocking-socket-child
test_nonblocking_socket_main_LDADD = $(LDADD) $(LIBSOCKET) @LIBINTL@
test_nonblocking_socket_child_LDADD = $(LDADD) $(LIBSOCKET)