forked from aniani/vim
Problem: not checking for the sync() systemcall
Solution: check for sync in configure script, fix related #ifdefs
(Jonas Termansen)
It's better to check for features directly rather than maintaining a
denylist of operating systems without them.
closes: #15985
Signed-off-by: Jonas 'Sortie' Termansen <sortie@maxsi.org>
Signed-off-by: Christian Brabandt <cb@256bit.org>