This reverts commit 8e8bf63908.
It failed to build if xf86bigfont was enabled:
../os/utils.c: In function ‘AbortServer’:
../os/utils.c:1555:5: error: implicit declaration of function
‘XF86BigfontCleanup’ [-Wimplicit-function-declaration]
1555 | XF86BigfontCleanup();
| ^~~~~~~~~~~~~~~~~~
Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/2053>