dhcpcd: upgrade 9.3.2 -> 9.3.4

Backport a patch to fix privsep build error on ppc.

(From OE-Core rev: d79624f9dbe79f6185a2d6127c67508ba940f527)

Signed-off-by: Yi Zhao <yi.zhao@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-connectivity/dhcpcd/dhcpcd_9.3.4.bb

@@ -13,11 +13,12 @@ UPSTREAM_CHECK_URI = "https://roy.marples.name/downloads/dhcpcd/"
 
 SRC_URI = "https://roy.marples.name/downloads/${BPN}/${BPN}-${PV}.tar.xz \
            file://0001-remove-INCLUDEDIR-to-prevent-build-issues.patch \
+           file://0001-Linux-Fix-privsep-build-by-including-sys-termios.h-f.patch \
            file://dhcpcd.service \
            file://dhcpcd@.service \
            "
 
-SRC_URI[sha256sum] = "6d49af5e766a2515e6366e4f669663df04ecdf90a1a60ddb1d7a2feb4b5d2566"
+SRC_URI[sha256sum] = "5c823a0b981b52e7e0fd3183ae220422d6fcc3aa511af31dcb1a7ee6cb0f1c39"
 
 inherit pkgconfig autotools-brokensep systemd useradd
 

meta/recipes-connectivity/dhcpcd/files/0001-Linux-Fix-privsep-build-by-including-sys-termios.h-f.patch

@@ -0,0 +1,29 @@
+From e7c22336461ee345a5668eed6158e935cd4cdf1a Mon Sep 17 00:00:00 2001
+From: Mikhail Efremov <sem@altlinux.org>
+Date: Tue, 8 Dec 2020 16:15:28 +0000
+Subject: [PATCH] Linux: Fix privsep build by including sys/termios.h for all
+ platforms
+
+Upstream-Status: Backport
+[https://roy.marples.name/cgit/dhcpcd.git/commit/?id=e7c22336461ee345a5668eed6158e935cd4cdf1a]
+
+Signed-off-by: Yi Zhao <yi.zhao@windriver.com>
+---
+ src/privsep-linux.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/privsep-linux.c b/src/privsep-linux.c
+index e588ecd7..1fbe97fa 100644
+--- a/src/privsep-linux.c
++++ b/src/privsep-linux.c
+@@ -29,6 +29,7 @@
+ #include <sys/ioctl.h>
+ #include <sys/prctl.h>
+ #include <sys/syscall.h>
++#include <sys/termios.h>	/* For TCGETS */
+ 
+ #include <linux/audit.h>
+ #include <linux/filter.h>
+-- 
+2.25.1
+