tl;dr run make distclean before disabling fftw, or better - find a working --with-fftw-includes/libs combo. Maris. 2011/5/10, johannnes83 <j.m.signer at gmail.com>: > My guess was that it might has something to do with fftw, but I no matter > how I change the configure command (e.g using --without-fftw) the error > persisted.