EmptyGlobalAssignment: version 1.3.1: line 25: empty global assignment: IUSE=""
  EmptyGlobalAssignment: version 2.7.10: line 26: empty global assignment: IUSE=""
  EmptyGlobalAssignment: version 2.7.11: line 26: empty global assignment: IUSE=""
  EmptyGlobalAssignment: version 2.7.12: line 26: empty global assignment: IUSE=""
  EmptyGlobalAssignment: version 2.8.0: line 26: empty global assignment: IUSE=""
  EmptyGlobalAssignment: version 2.8.1: line 26: empty global assignment: IUSE=""