liblapack-devel ships blas.pc and lapack.pc in /usr/lib. These must be in /usr/lib/pkgconfig for pkg-config to find them. Yaakov -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple