Removed all tcltk support. (0.40.5)

docs/external/README.md

@@ -15,7 +15,6 @@ This section documents Fun's optional, build-time selectable extensions. Each pa
 - [SQLite](./sqlite.md)
 - [PCRE2 (Perl-compatible regex)](./pcre2.md)
 - [PC/SC (Smart cards)](./pcsc.md)
-- [Tcl/Tk (GUI)](./tcltk.md)
 - [OpenSSL](./openssl.md)
 
 ## Notes:

docs/external/tcltk.md

@@ -1,21 +0,0 @@
-# Tcl/Tk (GUI) extension (optional)
-
-- CMake option: FUN_WITH_TCLTK=ON
-- Purpose: Basic GUI functionality via Tcl/Tk.
-- Homepage: https://www.tcl.tk/
-
-## Opcodes:
-
-- OP_TK_EVAL: pops script string; pushes rc (0=OK)
-- OP_TK_RESULT: pushes last Tcl result string
-- OP_TK_LOOP: enters main event loop; pushes Nil when done
-- OP_TK_WM_TITLE: pops title string; sets window title; pushes rc
-- OP_TK_LABEL: pops text, id; creates/updates label .id; pushes rc
-- OP_TK_BUTTON: pops text, id; creates/updates button .id; pushes rc
-- OP_TK_PACK: pops id; packs .id; pushes rc
-- OP_TK_BIND: pops command, event, id; binds; pushes rc
-
-## Notes:
-
-- Requires Tcl/Tk development headers/libs.
-- GUI behavior depends on your desktop environment/window manager.