at: add libselinux to PACKAGECONFIG

* add libselinux to PACKAGECONFIG for at

(From OE-Core rev: 978309270afc0e3d3fd9c46f68ddf28db99d7416)

Signed-off-by: Mingli Yu <mingli.yu@windriver.com>
Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-extended/at/at_3.1.20.bb

@@ -8,6 +8,12 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=4325afd396febcb659c36b49533135d4"
 DEPENDS = "flex flex-native bison-native \
            ${@bb.utils.contains('DISTRO_FEATURES', 'pam', 'libpam', '', d)}"
 
+PACKAGECONFIG ?= "\
+    ${@bb.utils.contains('DISTRO_FEATURES', 'selinux', 'selinux', '', d)} \
+"
+
+PACKAGECONFIG[selinux] = "--with-selinux,--without-selinux,libselinux,"
+
 RDEPENDS_${PN} = "${@bb.utils.contains('DISTRO_FEATURES', 'pam', '${PAM_DEPS}', '', d)} \
 "