More doc updates

* commands.texi (Reading One Event): Mention keyboard coding.

* functions.texi (Function Cells):
* eval.texi (Function Indirection): Update for the fact that
symbol-function no longer signals an error.

* keymaps.texi (Translation Keymaps, Translation Keymaps):
* nonascii.texi (Terminal I/O Encoding): Copyedits.

* data.c (Fsymbol_function): Doc fix.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/data.c b/src/data.c
index 1fe7a1c9b65..fecf9700ff2 100644
--- a/src/data.c
+++ b/src/data.c
@@ -686,7 +686,7 @@ Return SYMBOL.  */)
 }
 
 DEFUN ("symbol-function", Fsymbol_function, Ssymbol_function, 1, 1, 0,
-       doc: /* Return SYMBOL's function definition.  Error if that is void.  */)
+       doc: /* Return SYMBOL's function definition, or nil if that is void.  */)
   (register Lisp_Object symbol)
 {
   CHECK_SYMBOL (symbol);