Variable: x-popup-menu-function
x-popup-menu-function is a variable defined in menu.c.
Value
nil
Documentation
Function to call to pop up a menu.
The function is called like x-popup-menu. This is currently only
used for frames on text terminals.
Source Code
// Defined in /usr/src/emacs/src/menu.c
DEFVAR_LISP ("x-popup-menu-function", Vx_popup_menu_function,
doc: /* Function to call to pop up a menu.
The function is called like `x-popup-menu'. This is currently only
used for frames on text terminals. */);