In file included from xc_ptrace.c:10:
xc_ptrace.h:13: warning: duplicate `const'
make[3]: *** [xc_ptrace.o] Error 1
make[3]: Leaving directory `/home/hikenboot/xen/xen-unstable.hg/tools/libxc'
make[2]: *** [build] Error 2
make[2]: Leaving directory `/home/hikenboot/xen/xen-unstable.hg/tools/libxc'
make[1]: *** [install] Error 2
make[1]: Leaving directory `/home/hikenboot/xen/xen-unstable.hg/tools'
make: *** [install-tools] Error 2