Index: doc/interp.n
===================================================================
RCS file: /cvsroot/tcl/tcl/doc/interp.n,v
retrieving revision 1.5
diff -u -r1.5 interp.n
--- doc/interp.n	1999/09/02 16:26:11	1.5
+++ doc/interp.n	2001/04/27 19:28:43
@@ -381,15 +381,15 @@
 error	eval	expr	fblocked
 fcopy	fileevent	flush	for
 foreach	format	gets	global
-history	if	incr	info
-interp	join	lappend	lindex
-linsert	list	llength	lrange
-lreplace	lsearch	lsort	namespace
-package	pid	proc	puts
-read	regexp	regsub	rename
-return	scan	seek	set
-split	string	subst	switch
-tell	trace	unset	update
+if	incr	info	interp
+join	lappend	lindex	linsert
+list	llength	lrange	lreplace
+lsearch	lsort	namespace	package
+pid	proc	puts	read
+regexp	regsub	rename	return
+scan	seek	set	split
+string	subst	switch	tell
+time	trace	unset	update
 uplevel	upvar	variable	vwait
 while\fR
 .DE
@@ -398,12 +398,43 @@
 creates a safe interpreter:
 .DS
 .ta 1.2i 2.4i 3.6i
-\fBcd	exec	exit	fconfigure
-file	glob	load	open
-pwd	socket	source	vwait\fR
+\fBcd	encoding	exec	exit
+fconfigure file	glob	load
+open	pwd	socket	source\fR
 .DE
 These commands can be recreated later as Tcl procedures or aliases, or
 re-exposed by \fBinterp expose\fR.
+.PP
+The following commands from Tcl's library of support procedures are
+not present in a safe interpreter:
+.DS
+.ta 1.6i 3.2i
+\fBauto_exec_ok	auto_import	auto_load
+auto_load_index	auto_qualify	unknown\fR
+.DE
+Note in particular that safe interpreters have no default \fBunknown\fR
+command, so Tcl's default autoloading facilities are not available.  
+Autoload access to Tcl's commands that are normally autoloaded:
+.DS
+.ta 2.1i
+\fB
+auto_mkindex	auto_mkindex_old
+auto_reset	history
+parray	pkg_mkIndex
+::pkg::create	::safe::interpAddToAccessPath
+::safe::interpCreate	::safe::interpConfigure
+::safe::interpDelete	::safe::interpFindInAccessPath
+::safe::interpInit	::safe::setLogCmd
+tcl_endOfWord	tcl_findLibrary
+tcl_startOfNextWord	tcl_startOfPreviousWord
+tcl_wordBreakAfter	tcl_wordBreakBefore\fR
+.DE
+can only be provided by explicit definition of an \fBunknown\fR command
+in the safe interpreter.  This will involve exposing the \fBsource\fR
+command.  This is most easily accomplished by creating the safe interpreter
+with Tcl's \fBSafe\-Tcl\fR mechanism.  \fBSafe\-Tcl\fR provides safe
+versions of \fBsource\fB, \fBload\fR, and other Tcl commands needed
+to support autoloading of commands and the loading of packages.
 .VE
 .PP
 In addition, the \fBenv\fR variable is not present in a safe interpreter,
Index: doc/unknown.n
===================================================================
RCS file: /cvsroot/tcl/tcl/doc/unknown.n,v
retrieving revision 1.3
diff -u -r1.3 unknown.n
--- doc/unknown.n	2000/09/07 14:27:52	1.3
+++ doc/unknown.n	2001/04/27 19:28:43
@@ -20,10 +20,11 @@
 .SH DESCRIPTION
 .PP
 This command is invoked by the Tcl interpreter whenever a script
-tries to invoke a command that doesn't exist.  The implementation
-of \fBunknown\fR isn't part of the Tcl core;  instead, it is a
-library procedure defined by default when Tcl starts up.  You
-can override the default \fBunknown\fR to change its functionality.
+tries to invoke a command that doesn't exist.  The default implementation
+of \fBunknown\fR is a library procedure defined when Tcl initializes an
+interpreter.  You can override the default \fBunknown\fR to change its
+functionality.  Note that there is no default implementation of
+\fBunknown\fR in a safe interpreter.
 .PP
 If the Tcl interpreter encounters a command name for which there
 is not a defined command, then Tcl checks for the existence of
@@ -72,7 +73,7 @@
 executed.
 
 .SH "SEE ALSO"
-info(n), proc(n)
+info(n), proc(n), interp(n), library(n)
 
 .SH KEYWORDS
 error, non-existent command
