I'm trying to build the git master on an 32 bit machine.  The build dies with:

 CC     nouveau_surface.lo
nouveau_screen.c: In function ‘nouveau_init_screen2’:
nouveau_screen.c:105:8: error: implicit declaration of function
‘nouveau_drm_new’; did you mean ‘nouveau_bo_new’?
[-Werror=implicit-function-declaration]
  ret = nouveau_drm_new(dri_screen->fd, &screen->drm);
        ^~~~~~~~~~~~~~~
        nouveau_bo_new
nouveau_screen.c:111:8: error: implicit declaration of function
‘nouveau_device_new’; did you mean ‘nouveau_device_del’?
[-Werror=implicit-function-declaration]
  ret = nouveau_device_new(&screen->drm->client, NV_DEVICE,
        ^~~~~~~~~~~~~~~~~~
        nouveau_device_del
nouveau_screen.c:111:39: error: dereferencing pointer to incomplete type
‘struct nouveau_drm’
  ret = nouveau_device_new(&screen->drm->client, NV_DEVICE,
                                       ^~
  CC     nouveau_texture.lo
nouveau_screen.c: In function ‘nouveau_destroy_screen’:
nouveau_screen.c:230:2: error: implicit declaration of function
‘nouveau_drm_del’; did you mean ‘nouveau_bo_ref’?
[-Werror=implicit-function-declaration]
  nouveau_drm_del(&screen->drm);
  ^~~~~~~~~~~~~~~
  nouveau_bo_ref
cc1: some warnings being treated as errors