bug#74968: 31.0.50; PGTK - Build failure on Master

[Gerd Möllmann]

German Pacenza <germanp82@hotmail.com> writes:

> Non PGTK build also fails:
>
>   CC       xterm.o
> In file included from ../../emacs/src/term.c:30:
> ../../emacs/src/term.c: In function ‘Ftty_frame_restack’:
> ../../emacs/src/term.c:4857:29: warning: function might be candidate
> for attribute ‘noreturn’ [-Wsuggest-attribute=noreturn]
>  4857 | DEFUN ("tty-frame-restack", Ftty_frame_restack,
>       |                             ^~~~~~~~~~~~~~~~~~
> ../../emacs/src/lisp.h:3490:16: note: in definition of macro ‘DEFUN’
>  3490 |    Lisp_Object fnname
>       |                ^~~~~~
>   CC       xfns.o
>   CC       xselect.o
> ../../emacs/src/xterm.c: In function ‘x_cr_export_frames’:
> ../../emacs/src/xterm.c:6372:13: error: ‘Qredisplay_dont_pause’
> undeclared (first use in this function)
>  6372 |   specbind (Qredisplay_dont_pause, Qt);
>       |             ^~~~~~~~~~~~~~~~~~~~~
> ../../emacs/src/xterm.c:6372:13: note: each undeclared identifier is
> reported only once for each function it appears in
> ../../emacs/src/xfns.c: In function ‘Fx_print_frames_dialog’:
> ../../emacs/src/xfns.c:9967:13: error: ‘Qredisplay_dont_pause’
> undeclared (first use in this function)
>  9967 |   specbind (Qredisplay_dont_pause, Qt);
>       |             ^~~~~~~~~~~~~~~~~~~~~
> ../../emacs/src/xfns.c:9967:13: note: each undeclared identifier is
> reported only once for each function it appears in
> make[3]: *** [Makefile:457: xfns.o] Error 1

Should also be fixed with what I committed.