File _multibuild of Package openblas
<multibuild> <package>serial</package> <package>openmp</package> <package>pthreads</package> <package>gnu-hpc</package> <package>gnu-hpc-pthreads</package> </multibuild>
<multibuild> <package>serial</package> <package>openmp</package> <package>pthreads</package> <package>gnu-hpc</package> <package>gnu-hpc-pthreads</package> </multibuild>