Merge commit 'ffb068ce'

* commit 'ffb068ce':
  configure: Don't do enable_deep_weak on disabled variables
Merged-by: Michael Niedermayer <michaelni@gmx.at>

configure

@@ -540,8 +540,13 @@ enable_deep(){
 }
 
 enable_deep_weak(){
-    do_enable_deep $*
-    enable_weak $*
+    for var; do
+        disabled $var && continue
+        pushvar var
+        do_enable_deep $var
+        popvar var
+        enable_weak $var
+    done
 }
 
 enabled(){