* src/common.h (xform_type): New data type
(transform_member_name): Last argument is of xform_type type
All callers updated
* src/extract.c: Update calls to transform_member_name
* src/list.c (decode_xform): Exempt symbolic links from component
* src/common.h (xform_type): New data type
(transform_member_name): Last argument is of xform_type type
All callers updated
* src/extract.c: Update calls to transform_member_name
* src/list.c (decode_xform): Exempt symbolic links from component