+# i915g
+ifneq ($(filter i915g, $(MESA_GPU_DRIVERS)),)
+SUBDIRS += winsys/i915/drm drivers/i915
+endif
+
+# ilo
+ifneq ($(filter ilo, $(MESA_GPU_DRIVERS)),)
+SUBDIRS += winsys/intel/drm drivers/ilo
+endif
+
+# nouveau
+ifneq ($(filter nouveau, $(MESA_GPU_DRIVERS)),)
+SUBDIRS += \
+ winsys/nouveau/drm \
+ drivers/nouveau
+endif
+
+# r300g/r600g/radeonsi
+ifneq ($(filter r300g r600g radeonsi, $(MESA_GPU_DRIVERS)),)