Karl Wette authored Dec 01, 2012 and Adam Mercer committed Dec 12, 2012

- ensures -L${libdir} appears before any -L/usr/lib included by
  libtool/pkg-config, thereby ensuring LAL libraries being built
  from source will override any system-installed LAL libraries
Original: cd9c10ebc2f8f5efacda3cf3988c531f590b13b9