Hi, I'm coding a library that can use threads in conjunction with MPI. I'd like to know if there is a way to check that the application using the library has called MPI_Init_thread with the proper level of thread support, in order to select if the library can or cannot use threads? Thanks, Matthieu Dorier PhD student at ENS Cachan Brittany and IRISA http://people.irisa.fr/Matthieu.Dorier