D16611: Fix build with libc++

[Kirill Tatunov]

ktatunov created this revision.
Herald added a project: Plasma.
Herald added a subscriber: plasma-devel.
ktatunov requested review of this revision.

REVISION SUMMARY
  The build breaks with clang & libc++ because apparently libc++ doesn't transitively include <errno.h> so to use EPERM we need to add it explicitly.

REPOSITORY
  R133 KScreenLocker

REVISION DETAIL
  https://phabricator.kde.org/D16611

AFFECTED FILES
  greeter/seccomp_filter.cpp

To: ktatunov
Cc: plasma-devel, ragreen, Pitel, ZrenBot, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, mart
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