I am using Ubuntu 10.04, I have installed llvm 2.7 using apt-get(synaptic). I really do not want to install the souce, build it,...... the include is at /usr/include/llvm/ the lib is at /usr/lib/llvm/lib/ the configure stuff is /usr/lib/lvm/build/ the llvm bins is in PATH I am try to write a configure.ac any ideas?