1 files changed, 5 insertions, 3 deletions

diff --git a/lib-src/make-docfile.c b/lib-src/make-docfile.c
index ba54202954b..3e79cae4f41 100644
--- a/lib-src/make-docfile.c
+++ b/lib-src/make-docfile.c
@@ -1,5 +1,5 @@
 /* Generate doc-string file for GNU Emacs from source files.
-   Copyright (C) 1985-1986, 1992-1994, 1997, 1999-2011
+   Copyright (C) 1985-1986, 1992-1994, 1997, 1999-2012
                  Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
@@ -541,7 +541,7 @@ write_c_args (FILE *out, char *func, char *buf, int minargs, int maxargs)
           maxargs--;
 
           /* In C code, `default' is a reserved word, so we spell it
-             `defalt'; unmangle that here.  */
+             `defalt'; demangle that here.  */
           if (ident_length == 6 && strncmp (ident_start, "defalt", 6) == 0)
             fprintf (out, "DEFAULT");
           else
@@ -1149,8 +1149,10 @@ scan_lisp_file (const char *filename, const char *mode)
             }
         }
 
+      /* defcustom can only occur in uncompiled Lisp files.  */
       else if (! strcmp (buffer, "defvar")
-               || ! strcmp (buffer, "defconst"))
+               || ! strcmp (buffer, "defconst")
+               || ! strcmp (buffer, "defcustom"))
         {
           char c1 = 0, c2 = 0;
           type = 'V';