- fix locking error in spawn implementation [bnc#988213]
new patch: ksh93-spawnlock.dif
- make patch ordering the same as in sle-11

- own the ksh files in /etc/alternatives [bnc#987362] [bnc#962069]
- fix leak in optimize processing [bnc#982423]
new patch: ksh93-optimizeleak.dif
- fix editor prediction code garbling input [bnc#964966]
new patch: ksh93-edpredict.dif

- add ast suffix to optbin manpages to prevent file conflicts
- fix fd leak when doing redirects in a subshell [bnc#954856]
new patch: ksh93-redirectleak.dif
- rewrite ksh93-backtick.dif to a more correct version
[bnc#953533] [bnc#955221]
- also tweak ksh93-backtick.dif so that the pipe is drained after
io_restore is called.

- fix freeing memory twice if an array is turned into an
compound variable and then unset [bnc#924043]
new patch: ksh93-nvtree-free.dif
- backport fix for segmentation fault with 'typeset -RF'
new patch: ksh93-int16double.dif
- backport hanging command substitution with large output fix from
upstream [bnc#887320] [bnc#926172] [bnc#934437]
new patch: ksh93-backtick.dif
- backport job list corruption fix from ksg93v [bnc#924318]
new patch: ksh93-jpold.dif

- go back to ksh93u to have a stable version in SLE-12