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-rw-r--r--misc/search.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/misc/search.h b/misc/search.h
index 0ea91c2150..7722be9670 100644
--- a/misc/search.h
+++ b/misc/search.h
@@ -136,7 +136,8 @@ extern void *tfind (__const void *__key, void *__const *__rootp,
 		    __compar_fn_t __compar);
 
 /* Remove the element matching KEY from the tree pointed to by *ROOTP.  */
-extern void *tdelete (__const void *__key, void **__rootp,
+extern void *tdelete (__const void *__restrict __key,
+		      void **__restrict __rootp,
 		      __compar_fn_t __compar);
 
 #ifndef __ACTION_FN_T