RDEF_MERGE_RESOURCES
if (!(flags & RDEF_MERGE_RESOURCES)) {
if (rdef_err == B_OK || (flags & RDEF_MERGE_RESOURCES) != 0)
if (!(flags & RDEF_MERGE_RESOURCES) && rsrc.HasResource(code, id.id))
sFlags |= RDEF_MERGE_RESOURCES;