Use empty_unibyte_string where applicable.

* keyboard.c (parse_tool_bar_item): Use empty_unibyte_string.
* lread.c (read1): Likewise.
* xsettings.c (syms_of_xsettings): Likewise.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/lread.c b/src/lread.c
index d8a0275bee7..39378bb11dd 100644
--- a/src/lread.c
+++ b/src/lread.c
@@ -2670,13 +2670,13 @@ read1 (register Lisp_Object readcharfun, int *pch, int first_in_list)
               /* No symbol character follows, this is the empty
                  symbol.  */
               UNREAD (c);
-              return Fmake_symbol (build_string (""));
+              return Fmake_symbol (empty_unibyte_string);
             }
           goto read_symbol;
         }
       /* ## is the empty symbol.  */
       if (c == '#')
-        return Fintern (build_string (""), Qnil);
+        return Fintern (empty_unibyte_string, Qnil);
       /* Reader forms that can reuse previously read objects.  */
       if (c >= '0' && c <= '9')
         {