=> Creating binary package /Users/pbulk/build/audio/filter_audio/work/.packages/filter_audio-0.0.1.tgz
=> Signing binary package /Users/pbulk/build/audio/filter_audio/work/.packages/filter_audio-0.0.1.tgz (GPG)
can't create `/var/root/.gnupg/random_seed': Read-only file system
pkg_add: filter_audio-0.0.1: missing required library: libfilteraudio.0.dylib
pkg_add: 1 package addition failed