Updated to revision 5089.
Checking 'working-make'... ok.
Checking 'case-sensitive-fs'... failed.
Checking 'working-gcc'... ok.
Checking 'working-g++'... ok.
Checking 'ncurses'... ok.
Checking 'zlib'... ok.
Checking 'bison'... ok.
Checking 'flex'... ok.
Checking 'python'... ok.
Checking 'unzip'... ok.
Checking 'bzip2'... ok.
Checking 'patch'... ok.
Checking 'perl'... ok.
Checking 'wget'... ok.
Checking 'gnutar'... ok.
Checking 'non-root'... ok.
OpenWrt can only be built on a case-sensitive filesystem
Prerequisite check failed. Use FORCE=1 to override.
make: *** [.prereq-build] Error 1