/usr/src/./contrib/netbsd-tests/lib/libc/gen/posix_spawn/t_fileactions.c:390
static void
t_spawn_chdir_impl(bool chdir)
..
		tmpdir_fd = open(tmp_path, O_DIRECTORY | O_RDONLY);
		ATF_REQUIRE(tmpdir_fd > 0);
		ATF_REQUIRE(posix_spawn_file_actions_addfchdir_np(&fa,
		    tmpdir_fd) == 0);
	}
	err = posix_spawn(&pid, bin_pwd, &fa, NULL, args, NULL);
	posix_spawn_file_actions_destroy(&fa);
	if (!chdir)
		close(tmpdir_fd);

	ATF_REQUIRE(err == 0);
..
}
/usr/src/./cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pid/tst.gcc.c:36
void
go(void)
{
	pid_t pid;

	(void) posix_spawn(&pid, "/bin/ls", NULL, NULL, NULL, NULL);

	(void) waitpid(pid, NULL, 0);
}
/usr/src/./cddl/contrib/opensolaris/cmd/dtrace/dtrace.c:419
static void
bootdof_add(void)
..
		NULL,
	};
	pid_t child;
	int err, status;

	err = posix_spawnp(&child, "nextboot", NULL, NULL, nbargv,
	    NULL);
	if (err != 0) {
		error("failed to execute nextboot: %s", strerror(err));
		exit(E_ERROR);
	}
..
}
/usr/src/./contrib/libarchive/libarchive/filter_fork_posix.c:73
int
__archive_create_child(const char *cmd, int *child_stdin, int *child_stdout,
..
	if (stdout_pipe[1] != 1 /* stdout */) {
		r = posix_spawn_file_actions_addclose(&actions, stdout_pipe[1]);
		if (r != 0)
			goto actions_inited;
	}
	r = posix_spawnp(&child, cmdline->path, &actions, NULL,
		cmdline->argv, NULL);
	if (r != 0)
		goto actions_inited;
	posix_spawn_file_actions_destroy(&actions);

..
}
/usr/src/./contrib/file/src/compress.c:1048
file_private int
uncompressbuf(int fd, size_t bytes_max, size_t method, int nofork,
..
	posix_spawn_file_actions_init(&fa);

	handledesc(&fa, fd, fdp);

	DPRINTF("Executing %s\n", compr[method].argv[0]);
	status = posix_spawnp(&pid, compr[method].argv[0], &fa, NULL,
	    args, NULL);

	posix_spawn_file_actions_destroy(&fa);

	if (status == -1) {
..
}