[Feature][ZXW-33]merge ZXW 0428 version
Change-Id: I11f167edfea428d9fab198ff00ff1364932d1b0b
diff --git a/ap/libc/glibc/glibc-2.23/sysdeps/generic/ifreq.h b/ap/libc/glibc/glibc-2.23/sysdeps/generic/ifreq.h
new file mode 100644
index 0000000..5ff0ef8
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/sysdeps/generic/ifreq.h
@@ -0,0 +1,43 @@
+/* Copyright (C) 1999-2016 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@suse.de>.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <net/if.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+
+static inline struct ifreq *
+__if_nextreq (struct ifreq *ifr)
+{
+#ifdef _HAVE_SA_LEN
+ if (ifr->ifr_addr.sa_len > sizeof ifr->ifr_addr)
+ return (struct ifreq *) ((char *) &ifr->ifr_addr + ifr->ifr_addr.sa_len);
+#endif
+ return ifr + 1;
+}
+
+extern void __ifreq (struct ifreq **ifreqs, int *num_ifs, int sockfd);
+
+
+static inline void
+__if_freereq (struct ifreq *ifreqs, int num_ifs)
+{
+ free (ifreqs);
+}