pipe-loader: use bool type for pipe_loader_drm_probe_fd()

v2: Rebase on top of the rendernode changes.

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com> (v1)
Reviewed-by: Francisco Jerez <currojerez@riseup.net> (v1)
2 files changed