For FreeBSD/i386, add real offset values for FPU context fields.
For FreeBSD/i386, add real offset values for FPU context fields.

dropbox/libunwind,CyanogenMod/android_external_libunwind,yuyichao/libunwind,jrmuizel/libunwind,lat/libunwind,geekboxzone/mmallow_external_libunwind,martyone/libunwind,unkadoug/libunwind,zliu2014/libunwind-tilegx,ehsan/libunwind,tkelman/libunwind,unkadoug/libunwind,libunwind/libunwind,pathscale/libunwind,martyone/libunwind,evaautomation/libunwind,dagar/libunwind,atanasyan/libunwind-android,igprof/libunwind,geekboxzone/mmallow_external_libunwind,DroidSim/platform_external_libunwind,atanasyan/libunwind,fdoray/libunwind,geekboxzone/lollipop_external_libunwind,jrmuizel/libunwind,bo-on-software/libunwind,cloudius-systems/libunwind,geekboxzone/mmallow_external_libunwind,krytarowski/libunwind,libunwind/libunwind,olibc/libunwind,tony/libunwind,vegard/libunwind,evaautomation/libunwind,dreal-deps/libunwind,tony/libunwind,project-zerus/libunwind,geekboxzone/lollipop_external_libunwind,ehsan/libunwind,wdv4758h/libunwind,0xlab/0xdroid-external_libunwind,frida/libunwind,bo-on-software/libunwind,Keno/libunwind,atanasyan/libunwind-android,wdv4758h/libunwind,zliu2014/libunwind-tilegx,joyent/libunwind,Chilledheart/libunwind,androidarmv6/android_external_libunwind,geekboxzone/lollipop_external_libunwind,zeldin/platform_external_libunwind,rntz/libunwind,rantala/libunwind,fillexen/libunwind,cloudius-systems/libunwind,maltek/platform_external_libunwind,evaautomation/libunwind,djwatson/libunwind,rogwfu/libunwind,atanasyan/libunwind,pathscale/libunwind,Keno/libunwind,Chilledheart/libunwind,rantala/libunwind,android-ia/platform_external_libunwind,DroidSim/platform_external_libunwind,dropbox/libunwind,CyanogenMod/android_external_libunwind,androidarmv6/android_external_libunwind,zeldin/platform_external_libunwind,SyndicateRogue/libunwind,unkadoug/libunwind,rntz/libunwind,mpercy/libunwind,martyone/libunwind,fdoray/libunwind,bo-on-software/libunwind,android-ia/platform_external_libunwind,rantala/libunwind,dagar/libunwind,rogwfu/libunwind,fdoray/libunwind,0xlab/0xdroid-external_libunwind,joyent/libunwind,krytarowski/libunwind,ehsan/libunwind,jrmuizel/libunwind,frida/libunwind,zeldin/platform_external_libunwind,tkelman/libunwind,zliu2014/libunwind-tilegx,SyndicateRogue/libunwind,cms-externals/libunwind,dropbox/libunwind,adsharma/libunwind,pathscale/libunwind,dagar/libunwind,cloudius-systems/libunwind,project-zerus/libunwind,igprof/libunwind,mpercy/libunwind,tkelman/libunwind,Keno/libunwind,atanasyan/libunwind,wdv4758h/libunwind,yuyichao/libunwind,lat/libunwind,krytarowski/libunwind,frida/libunwind,dreal-deps/libunwind,vtjnash/libunwind,adsharma/libunwind,libunwind/libunwind,olibc/libunwind,igprof/libunwind,0xlab/0xdroid-external_libunwind,androidarmv6/android_external_libunwind,joyent/libunwind,djwatson/libunwind,tronical/libunwind,tronical/libunwind,android-ia/platform_external_libunwind,DroidSim/platform_external_libunwind,maltek/platform_external_libunwind,fillexen/libunwind,dreal-deps/libunwind,vegard/libunwind,SyndicateRogue/libunwind,vegard/libunwind,yuyichao/libunwind,CyanogenMod/android_external_libunwind,Chilledheart/libunwind,vtjnash/libunwind,mpercy/libunwind,fillexen/libunwind,rntz/libunwind,maltek/platform_external_libunwind,vtjnash/libunwind,cms-externals/libunwind,atanasyan/libunwind-android,lat/libunwind,rogwfu/libunwind,project-zerus/libunwind,tony/libunwind,olibc/libunwind,djwatson/libunwind,cms-externals/libunwind,adsharma/libunwind,tronical/libunwind