Revision history of "type of test case of unimplemented function is Z20" (Z16852)
imṣebḍiyen: Sti(ixter) tibuttonin a ɣar wadday n tunɣilin n Tasna bac ad tsmzazal(compare).
Tasarut: (cur) = imṣebḍiyen ag tunɣilt n ruxa,
(last) = imṣebḍiyen ag tunɣilt n zik, M = taẓrigt d-tamẓeyant.