The following parameters are now available:
* hardeningDisable
To disable specific hardening flags
* hardeningEnable
To enable specific hardening flags
Only the cc-wrapper supports this right now, but these may be reused by
other wrappers, builders or setup hooks.
cc-wrapper supports the following flags:
* fortify
* stackprotector
* pie (disabled by default)
* pic
* strictoverflow
* format
* relro
* bindnow
* ffmpeg: enable support for faac (disabled by default because faac is
non-free).
* faac: use an external mp4v2 because the internal one doesn't build.
svn path=/nixpkgs/trunk/; revision=27240