FILES=$(rg 'DRM_IO(.?)(.?)\(0' /usr/include/libdrm/drm.h | awk '{print $2}')
for F in $FILES; do
  echo "const __u64 _$F = $F;"
  echo "#undef $F"
  echo "const __u64 $F = _$F;"
done

FILES=$(rg 'DRM_IO(.?)(.?)\(' /usr/include/libdrm/i915_drm.h | awk '{print $2}')
for F in $FILES; do
  echo "const __u64 _$F = $F;"
  echo "#undef $F"
  echo "const __u64 $F = _$F;"
done