diff --git a/src/proto/search.pro b/src/proto/search.pro
index 07f6087..27d2016 100644
--- a/src/proto/search.pro
+++ b/src/proto/search.pro
@@ -8,6 +8,12 @@
 void free_search_patterns __ARGS((void));
 int ignorecase __ARGS((char_u *pat));
 int pat_has_uppercase __ARGS((char_u *pat));
+char_u *last_csearch __ARGS((void));
+int last_csearch_forward __ARGS((void));
+int last_csearch_until __ARGS((void));
+void set_last_csearch __ARGS((int c, char_u *s, int len));
+void set_csearch_direction __ARGS((int cdir));
+void set_csearch_until __ARGS((int t_cmd));
 char_u *last_search_pat __ARGS((void));
 void reset_search_dir __ARGS((void));
 void set_last_search_pat __ARGS((char_u *s, int idx, int magic, int setlast));