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-rw-r--r--doc/library.n3
1 files changed, 3 insertions, 0 deletions
diff --git a/doc/library.n b/doc/library.n
index 64252f3..fb43364 100644
--- a/doc/library.n
+++ b/doc/library.n
@@ -248,6 +248,9 @@ For example, to print the contents of the \fBtcl_platform\fR array, do:
\fBparray\fR tcl_platform
.CE
.RE
+.SS "WORD BOUNDARY HELPERS"
+.PP
+These procedures are mainly used internally by Tk.
.TP
\fBtcl_endOfWord \fIstr start\fR
.