Fixed Ubuntu compilation, hopefully; use of the clapack library is now dependent upon a have_library check (which is false on the Ubuntu machine where I tested it, but true on a MacBook Air)
Fixed Ubuntu compilation, hopefully; use of the clapack library is now
dependent upon a have_library check (which is false on the Ubuntu
machine where I tested it, but true on a MacBook Air)

thisMagpie/nmatrix,agisga/nmatrix,janusnic/nmatrix,wlevine/nmatrix,johnmarinelli/nmatrix,thisMagpie/nmatrix,wlevine/nmatrix,janusnic/nmatrix,agisga/nmatrix,wlevine/nmatrix,johnmarinelli/nmatrix,janusnic/nmatrix,agisga/nmatrix,wlevine/nmatrix,thisMagpie/nmatrix,thisMagpie/nmatrix,agisga/nmatrix,janusnic/nmatrix,johnmarinelli/nmatrix,johnmarinelli/nmatrix