graphics/mesa-devel: unbreak on aarch64 after b7e360bd9fee

In file included from ../src/panfrost/lib/pan_bo.c:31:
./include/drm-uapi/panfrost_drm.h:239:2: error: unknown type name '__le32'

__le32 magic;
^

./include/drm-uapi/panfrost_drm.h:240:2: error: unknown type name '__le32'

__le32 type;
^

./include/drm-uapi/panfrost_drm.h:241:2: error: unknown type name '__le32'

__le32 file_size;
^

./include/drm-uapi/panfrost_drm.h:242:2: error: unknown type name '__le32'

__le32 file_offset;
^

./include/drm-uapi/panfrost_drm.h:246:4: error: unknown type name '__le64'

__le64 jc;
^

./include/drm-uapi/panfrost_drm.h:247:4: error: unknown type name '__le32'

__le32 gpu_id;
^

./include/drm-uapi/panfrost_drm.h:248:4: error: unknown type name '__le32'

__le32 major;
^

./include/drm-uapi/panfrost_drm.h:249:4: error: unknown type name '__le32'

__le32 minor;
^

./include/drm-uapi/panfrost_drm.h:250:4: error: unknown type name '__le64'

__le64 nbos;
^

./include/drm-uapi/panfrost_drm.h:254:4: error: unknown type name '__le32'

__le32 valid;
^

./include/drm-uapi/panfrost_drm.h:255:4: error: unknown type name '__le64'

__le64 iova;
^

./include/drm-uapi/panfrost_drm.h:256:4: error: unknown type name '__le32'

__le32 data[2];
^

./include/drm-uapi/panfrost_drm.h:264:3: error: unknown type name '__le32'

__le32 sizer[496];
^

./include/drm-uapi/panfrost_drm.h:270:2: error: unknown type name '__le32'

__le32 reg;
^

./include/drm-uapi/panfrost_drm.h:271:2: error: unknown type name '__le32'

__le32 value;
^

Reported by: pkg-fallout