Add threads support for various packages. Usually pthreads
| Package | “threads” Flag Description |
|---|---|
| app-editors/emacs | Add elisp threading support |
| dev-libs/xerces-c | Enable threading support through pthread (or other libraries on AIX, IRIX, HPUX, Solars). Highly recommended |
| dev-libs/xmlrpc-c | Controls whether to build the Abyss web-server with pthreads or fork 'threading'. |
| dev-scheme/racket | Enable support for green threads |
| media-plugins/gkrellmpc | Use separate thread to init connection (unsafe) |
| net-proxy/privoxy | Enable POSIX threads. Highly recommended, otherwise both build and run-time features may not work properly. |