2 ms·Documentation claims 10.6, which is the equivalent OS X version (both are the 2009 releases).by plorkyeran 1y agoDocumentation claims 10.6, which is the equivalent OS X version (both are the 2009 releases).lilyball 1y agoThat's actually just for the block-based APIs like notify_register_dispatch(), the other notify APIs have no availability annotations at all.lukeh 1y agoManual page says Mac OS X 10.3.