iproute2: fixed configure tests when cross-compiling

network/iproute2/iproute2.conf

@@ -2,7 +2,7 @@
 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 #
 # Filename: package/.../iproute2/iproute2.conf
-# Copyright (C) 2007 - 2010 The OpenSDE Project
+# Copyright (C) 2007 - 2013 The OpenSDE Project
 # Copyright (C) 2004 - 2006 The T2 SDE Project
 # Copyright (C) 1998 - 2003 Clifford Wolf
 #
@@ -17,6 +17,12 @@
 prefix=
 set_confopt
 
+if atstage cross; then
+	# set LDFLAGS so configure tests will work when cross-compiling
+	var_append LDFLAGS ' ' "-L$( pkgprefix -r libdir $SDECFG_LIBC )"
+	var_append configprefix ' ' 'LDFLAGS=$LDFLAGS'
+fi
+
 var_append makeopt " " "KERNEL_INCLUDE=$root/usr/include"
 var_append makeopt " " "LIBC_INCLUDE=$root/usr/include"
 var_append makeinstopt " " "SBINDIR=$sbindir"