"Source think that it is Mac Os X because of clang" build failure(s) — clang 6.0

PackageVersionSupposed error messageFull log Bug report
asterisk-espeak 4.0-1utils.h:1055:15: error: blocks support disabled - compile with -fblocks or pick a deployment target that supports them Log
asterisk-flite 3.0-1utils.h:1055:15: error: blocks support disabled - compile with -fblocks or pick a deployment target that supports them Log
asterisk-opus 13.7+20161113-4utils.h:1055:15: error: blocks support disabled - compile with -fblocks or pick a deployment target that supports them Log
bart 0.4.03-1multind.h:19:14: error: blocks support disabled - compile with -fblocks or pick a deployment target that supports them Log

4 errors