I'm trying to install Lsyncd on Ubuntu 10.4 LTS but i get some error : > checking for LUA... no checking for > LUA... no checking for LUA... > configure: error: Package requirements > (lua >= 5.1.3) were not met: > > No package 'lua' found > > Consider adjusting the PKG_CONFIG_PATH > environment variable if you installed > software in a non-standard prefix. > > Alternatively, you may set the > env