findutils: fixed cross-compiling after removing 'architecture/share/config.cache'

Note:

Before the needed config.cache variables have been set through the settings
in 'architecture/share/config.cache'.

base/findutils/findutils.conf

@@ -2,7 +2,7 @@
 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 #
 # Filename: package/.../findutils/findutils.conf
-# Copyright (C) 2008 The OpenSDE Project
+# Copyright (C) 2008 - 2012 The OpenSDE Project
 # Copyright (C) 2004 - 2006 The T2 SDE Project
 # Copyright (C) 1998 - 2003 Clifford Wolf
 #
@@ -30,6 +30,11 @@ if ! atstage toolchain; then
 	hook_add postmake 3 "fu_pm"
 fi
 
+if atstage cross; then
+	# checking whether wcwidth works reasonably in UTF-8 locales
+	var_append configcache ' ' "gl_cv_func_wcwidth_works=yes"
+fi
+
 export CFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE"
 export CFLAGS="$CFLAGS -D_FILE_OFFSET_BITS=64"