Patch LXC to disable host distribution checks during cross-compilation

package/lxc/Makefile

@@ -30,7 +30,6 @@ START_LXC = S64lxc
 
 CONFIGURE_ARGS += \
 	ac_cv_header_sys_types_h_makedev=no \
-	ac_cv_file__etc_redhat_release=no \
 	--prefix= \
 	--exec_prefix= \
 	--enable-doc=no \

package/lxc/patches-2.0.4/002-skip-distro-checks-cross.patch.patch

@@ -0,0 +1,25 @@
+mkdir -p package/lxc/patches-2.0.4
+cat > package/lxc/patches-2.0.4/999-skip-distro-checks-cross.patch << 'EOF'
+--- a/configure.ac
++++ b/configure.ac
+@@ -112,13 +112,15 @@
+ AM_CONDITIONAL([ENABLE_DOC], [test "x$enable_doc" = "xyes"])
+
+ # Detect distribution
+-AC_CHECK_FILE(/etc/redhat-release, [distro=redhat])
+-AC_CHECK_FILE(/etc/oracle-release, [distro=oracle])
+-AC_CHECK_FILE(/etc/sparclinux-release, [distro=sparclinux])
+-AC_CHECK_FILE(/etc/SuSE-release, [distro=suse])
+-AC_CHECK_FILE(/etc/debian_version, [distro=debian])
++if test "$cross_compiling" != "yes"; then
++    AC_CHECK_FILE(/etc/redhat-release, [distro=redhat])
++    AC_CHECK_FILE(/etc/oracle-release, [distro=oracle])
++    AC_CHECK_FILE(/etc/sparclinux-release, [distro=sparclinux])
++    AC_CHECK_FILE(/etc/SuSE-release, [distro=suse])
++    AC_CHECK_FILE(/etc/debian_version, [distro=debian])
++fi
+
+ AM_CONDITIONAL([HAVE_REDHAT], [test "$distro" = "redhat"])
+ AM_CONDITIONAL([HAVE_SPARCLINUX], [test "$distro" = "sparclinux"])
+ AM_CONDITIONAL([HAVE_ORACLE], [test "$distro" = "oracle"])
+EOF