ndk-build: rename PREFIX to ROOT as in sdk-shell
ndk-build: rename PREFIX to ROOT as in sdk-shell

nirbheek/cerbero-old,lubosz/cerbero,ford-prefect/cerbero,sdroege/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,multipath-rtp/cerbero,multipath-rtp/cerbero,freedesktop-unofficial-mirror/gstreamer__cerbero,flexVDI/cerbero,centricular/cerbero,atsushieno/cerbero,sdroege/cerbero,GStreamer/cerbero,superdump/cerbero,fluendo/cerbero,ylatuya/cerbero,ikonst/cerbero,lubosz/cerbero,sdroege/cerbero,EricssonResearch/cerbero,OptoFidelity/cerbero,EricssonResearch/cerbero,jackjansen/cerbero-2013,nirbheek/cerbero-old,OptoFidelity/cerbero,jackjansen/cerbero,brion/cerbero,nzjrs/cerbero,nirbheek/cerbero,flexVDI/cerbero,ylatuya/cerbero,sdroege/cerbero,jackjansen/cerbero,BigBrother-International/gst-cerbero,BigBrother-International/gst-cerbero,OptoFidelity/cerbero,nirbheek/cerbero,ramaxlo/cerbero,justinjoy/cerbero,shoreflyer/cerbero,GStreamer/cerbero,davibe/cerbero,EricssonResearch/cerbero,superdump/cerbero,AlertMe/cerbero,AlertMe/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,superdump/cerbero,cee1/cerbero-mac,jackjansen/cerbero-2013,cee1/cerbero-mac,atsushieno/cerbero,ylatuya/cerbero,justinjoy/cerbero,lubosz/cerbero,jackjansen/cerbero-2013,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,nzjrs/cerbero,flexVDI/cerbero,nirbheek/cerbero-old,centricular/cerbero,nzjrs/cerbero,nicolewu/cerbero,multipath-rtp/cerbero,AlertMe/cerbero,davibe/cerbero,cee1/cerbero-mac,shoreflyer/cerbero,fluendo/cerbero,shoreflyer/cerbero,ford-prefect/cerbero,ikonst/cerbero,nzjrs/cerbero,cee1/cerbero-mac,OptoFidelity/cerbero,justinjoy/cerbero,fluendo/cerbero,EricssonResearch/cerbero,ikonst/cerbero,sdroege/cerbero,freedesktop-unofficial-mirror/gstreamer__cerbero,AlertMe/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,GStreamer/cerbero,AlertMe/cerbero,EricssonResearch/cerbero,brion/cerbero,jackjansen/cerbero,justinjoy/cerbero,flexVDI/cerbero,atsushieno/cerbero,freedesktop-unofficial-mirror/gstreamer__cerbero,atsushieno/cerbero,fluendo/cerbero,nirbheek/cerbero-old,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,shoreflyer/cerbero,fluendo/cerbero,nicolewu/cerbero,ramaxlo/cerbero,BigBrother-International/gst-cerbero,centricular/cerbero,BigBrother-International/gst-cerbero,brion/cerbero,brion/cerbero,GStreamer/cerbero,davibe/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,multipath-rtp/cerbero,lubosz/cerbero,ylatuya/cerbero,centricular/cerbero,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,superdump/cerbero,nirbheek/cerbero,jackjansen/cerbero-2013,flexVDI/cerbero,centricular/cerbero,nirbheek/cerbero,ramaxlo/cerbero,davibe/cerbero,ford-prefect/cerbero,shoreflyer/cerbero,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,nicolewu/cerbero,multipath-rtp/cerbero,ikonst/cerbero,brion/cerbero,ramaxlo/cerbero,ford-prefect/cerbero,ikonst/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,nzjrs/cerbero,ramaxlo/cerbero,GStreamer/cerbero,jackjansen/cerbero-2013,jackjansen/cerbero,freedesktop-unofficial-mirror/gstreamer__cerbero,BigBrother-International/gst-cerbero,atsushieno/cerbero