From c23518984f1b61e136d4e57f9554c5f8d3c1d26a Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Wed, 15 Jun 2022 12:15:59 +0000
Subject: Add comments in tcl.decls

---
 generic/tcl.decls | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/generic/tcl.decls b/generic/tcl.decls
index 264bf99..7788ae1 100644
--- a/generic/tcl.decls
+++ b/generic/tcl.decls
@@ -142,6 +142,7 @@ declare 32 {
     int Tcl_GetBooleanFromObj(Tcl_Interp *interp, Tcl_Obj *objPtr,
 	    int *intPtr)
 }
+# Only available in Tcl 8.x, NULL in Tcl 9.0
 declare 33 {
     unsigned char *Tcl_GetByteArrayFromObj(Tcl_Obj *objPtr, int *numBytesPtr)
 }
@@ -299,6 +300,7 @@ declare 79 {
 declare 80 {
     void Tcl_CancelIdleCall(Tcl_IdleProc *idleProc, ClientData clientData)
 }
+# Only available in Tcl 8.x, NULL in Tcl 9.0
 declare 81 {
     int Tcl_Close(Tcl_Interp *interp, Tcl_Channel chan)
 }
@@ -2421,6 +2423,7 @@ declare 651 {
 declare 652 {
     unsigned short *TclGetUnicodeFromObj(Tcl_Obj *objPtr, size_t *lengthPtr)
 }
+# Only available in Tcl 8.x, NULL in Tcl 9.0
 declare 653 {
     unsigned char *TclGetByteArrayFromObj(Tcl_Obj *objPtr, size_t *numBytesPtr)
 }
-- 
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