A list of functions that are called when a CAPI interface is created or destroyed. This variable is deprecated.
Each function in the list
*update-screen-interfaces-hooks* is called when an interface
is created or destroyed.
Each function takes two arguments: the screen and
You should not remove system functions from this variable so take care if setting its value. Only add or delete your own functions.
*update-screen-interfaces-hooks* is deprecated. If you use it, please contact Lisp Support.
CAPI User Guide and Reference Manual (Windows version) - 3 Aug 2017