(syms_of_fileio): Doc-string of the variable

set-auto-coding-function modified for the change above.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/fileio.c b/src/fileio.c
index e0e568d346b..39d67495bb1 100644
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -5605,8 +5605,8 @@ for its argument.");
   DEFVAR_LISP ("set-auto-coding-function",
                &Vset_auto_coding_function,
     "If non-nil, a function to call to decide a coding system of file.\n\
-One argument is passed to this function: the string of concatination\n\
-or the heading 1K-byte and the tailing 3K-byte of a file to be read.\n\
+One argument is passed to this function: the length of a file contents\n\
+following the point.\n\
 This function should return a coding system to decode the file contents\n\
 specified in the heading lines with the format:\n\
         -*- ... coding: CODING-SYSTEM; ... -*-\n\