(Fdelete_and_extract_region): Use empty_unibyte_string.

diff --git a/src/callint.c b/src/callint.c
index 39b2046e8fc08c2e0e2e1ac1a41ea0c8e628b12d..a989f9afe6d5fec126a14ca9a7713fc41847e960 100644 (file)
--- a/src/callint.c
+++ b/src/callint.c
@@ -585,7 +585,7 @@ invoke it.  If KEYS is omitted or nil, the return value of
        case 'G':               /* Possibly nonexistent file name,
                                   default to directory alone. */
          args[i] = Fread_file_name (callint_message,
-                                    Qnil, Qnil, Qnil, build_string (""), Qnil);
+                                    Qnil, Qnil, Qnil, empty_unibyte_string, Qnil);
          break;
 
        case 'i':               /* Ignore an argument -- Does not do I/O */