reset upstream subtrees to yocto 2.6

Reset the following subtrees on thud HEAD:

  poky: 87e3a9739d
  meta-openembedded: 6094ae18c8
  meta-security: 31dc4e7532
  meta-raspberrypi: a48743dc36
  meta-xilinx: c42016e2e6

Also re-apply backports that didn't make it into thud:
  poky:
    17726d0 systemd-systemctl-native: handle Install wildcards

  meta-openembedded:
    4321a5d libtinyxml2: update to 7.0.1
    042f0a3 libcereal: Add native and nativesdk classes
    e23284f libcereal: Allow empty package
    030e8d4 rsyslog: curl-less build with fmhttp PACKAGECONFIG
    179a1b9 gtest: update to 1.8.1

Squashed OpenBMC subtree compatibility updates:
  meta-aspeed:
    Brad Bishop (1):
          aspeed: add yocto 2.6 compatibility

  meta-ibm:
    Brad Bishop (1):
          ibm: prepare for yocto 2.6

  meta-ingrasys:
    Brad Bishop (1):
          ingrasys: set layer compatibility to yocto 2.6

  meta-openpower:
    Brad Bishop (1):
          openpower: set layer compatibility to yocto 2.6

  meta-phosphor:
    Brad Bishop (3):
          phosphor: set layer compatibility to thud
          phosphor: libgpg-error: drop patches
          phosphor: react to fitimage artifact rename

    Ed Tanous (4):
          Dropbear: upgrade options for latest upgrade
          yocto2.6: update openssl options
          busybox: remove upstream watchdog patch
          systemd: Rebase CONFIG_CGROUP_BPF patch

Change-Id: I7b1fe71cca880d0372a82d94b5fd785323e3a9e7
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-openembedded/meta-networking/recipes-daemons/postfix/files/0001-makedefs-add-lnsl-and-lresolv-to-SYSLIBS-by-default.patch b/meta-openembedded/meta-networking/recipes-daemons/postfix/files/0001-makedefs-add-lnsl-and-lresolv-to-SYSLIBS-by-default.patch
new file mode 100644
index 0000000..5650984
--- /dev/null
+++ b/meta-openembedded/meta-networking/recipes-daemons/postfix/files/0001-makedefs-add-lnsl-and-lresolv-to-SYSLIBS-by-default.patch
@@ -0,0 +1,58 @@
+From 4caa18feb70f8f3d133657c1250a53f4e292bb42 Mon Sep 17 00:00:00 2001
+From: Yi Zhao <yi.zhao@windriver.com>
+Date: Fri, 12 Oct 2018 12:38:02 +0800
+Subject: [PATCH] makedefs: add -lnsl and -lresolv to SYSLIBS by default
+
+We don't need to check libnsl.so and libresolv.so since the libnsl2 is
+specified in DEPENDS and libresolv.so is from c libarary.
+
+Upstream-Status: Inappropriate [embedded specific]
+
+Signed-off-by: Yi Zhao <yi.zhao@windriver.com>
+---
+ makedefs | 22 ++--------------------
+ 1 file changed, 2 insertions(+), 20 deletions(-)
+
+diff --git a/makedefs b/makedefs
+index 2683bce..8f1b3f4 100644
+--- a/makedefs
++++ b/makedefs
+@@ -484,16 +484,7 @@ case "$SYSTEM.$RELEASE" in
+ 		    SYSLIBS="$SYSLIBS -ldb"
+ 		    ;;
+ 		esac
+-		for name in nsl resolv $GDBM_LIBS
+-		do
+-		    for lib in $BUILD_SYSROOT_NSL_PATH
+-		    do
+-			test -e $lib/lib$name.a -o -e $lib/lib$name.so && {
+-			    SYSLIBS="$SYSLIBS -l$name"
+-			    break
+-			}
+-		    done
+-		done
++		SYSLIBS="$SYSLIBS -lnsl -lresolv"
+ 		# Kernel 2.4 added IPv6
+ 		case "$RELEASE" in
+ 		2.[0-3].*) CCARGS="$CCARGS -DNO_IPV6";;
+@@ -561,16 +552,7 @@ EOF
+ 		    SYSLIBS="$SYSLIBS -ldb"
+ 		    ;;
+ 		esac
+-		for name in nsl resolv
+-		do
+-		    for lib in $BUILD_SYSROOT_NSL_PATH
+-		    do
+-			test -e $lib/lib$name.a -o -e $lib/lib$name.so && {
+-			    SYSLIBS="$SYSLIBS -l$name"
+-			    break
+-			}
+-		    done
+-		done
++		SYSLIBS="$SYSLIBS -lnsl -lresolv"
+ 		SYSLIBS="$SYSLIBS -ldl"
+ 		: ${SHLIB_SUFFIX=.so}
+ 		: ${SHLIB_CFLAGS=-fPIC}
+-- 
+2.7.4
+