POSIX defines poll.h, sys/poll.h should not be used at is c-library
internal header which may or may not exist. Notable in musl it
generates warning of being incorrect. And add explict include of
sys/cdefs.h where needed.
Change-Id: I142930df53fe7585a06b854b6faddc5301e024be
#endif
#ifndef AST_POLL_COMPAT
-#include <sys/poll.h>
+#include <poll.h>
#else
#include "asterisk/poll-compat.h"
#endif
#ifndef AST_POLL_COMPAT
-#include <sys/poll.h>
+#include <poll.h>
#define ast_poll(a, b, c) poll(a, b, c)
#include "asterisk.h"
+#include <sys/cdefs.h>
#include <sys/types.h>
#include <stdio.h>
#include "asterisk.h"
+#include <sys/cdefs.h>
#include <sys/types.h>
#include <stdio.h>