Build from source build script fix, base root created

build.sh

@@ -76,6 +76,7 @@ pwre add $ename $root/src \"\" $root/rls $btype $os $hw "$desc"
 pwre init $ename
 
 # Build
+mkdir -p $pwre_broot
 pwre configure
 pwre create_all_modules
 pwre build_all_modules