bug#61667: 29.0.60; Failure to redisplay

[Eli Zaretskii]

> Date: Tue, 21 Feb 2023 17:43:46 +0200
> Cc: 61667@debbugs.gnu.org
> From: Dmitry Gutov <dgutov@yandex.ru>
> 
> I also tried rebuilding Emacs with '--with-xdbe=no', to eliminate 
> additional factors such as Lisp evaluation and frame parameter 
> modification, but it fails with
> 
> xterm.c: In function ‘x_end_cr_clip’:
> xterm.c:5833:7: warning: implicit declaration of function 
> ‘FRAME_X_DOUBLE_BUFFERED_P’ [-Wimplicit-function-declaration]
>   5833 |   if (FRAME_X_DOUBLE_BUFFERED_P (f))
>        |       ^~~~~~~~~~~~~~~~~~~~~~~~~
> xterm.c:5833:7: warning: nested extern declaration of 
> ‘FRAME_X_DOUBLE_BUFFERED_P’ [-Wnested-externs]
> xterm.c: In function ‘handle_one_xevent’:
> xterm.c:20904:17: warning: implicit declaration of function 
> ‘x_drop_xrender_surfaces’; did you mean ‘font_drop_xrender_surfaces’? 
> [-Wimplicit-function-declaration]
> 20904 |                 x_drop_xrender_surfaces (f);
>        |                 ^~~~~~~~~~~~~~~~~~~~~~~
>        |                 font_drop_xrender_surfaces
> xterm.c:20904:17: warning: nested extern declaration of 
> ‘x_drop_xrender_surfaces’ [-Wnested-externs]
> 
> ...
> ...
> 
>    CCLD     temacs
> /usr/bin/ld: xterm.o: in function `x_update_end':
> /home/dgutov/vc/emacs/src/xterm.c:7361: undefined reference to 
> `FRAME_X_DOUBLE_BUFFERED_P'

I tried to fix this now.