1 files changed, 2 insertions, 0 deletions

diff --git a/src/coding.h b/src/coding.h
index e38c0ee3968..0c03d1a44ed 100644
--- a/src/coding.h
+++ b/src/coding.h
@@ -97,6 +97,8 @@ enum define_coding_undecided_arg_index
 
 extern Lisp_Object Vcoding_system_hash_table;
 
+/* Name (or base name) of work buffer for code conversion.  */
+extern Lisp_Object Vcode_conversion_workbuf_name;
 
 /* Enumeration of index to an attribute vector of a coding system.  */