Got rid of '::max_align_t' has not been declared
Got rid of '::max_align_t' has not been declared

Added #include <cstddef> to mpi.h

mugwort-rc/OpenPGP,mugwort-rc/OpenPGP,calccrypto/OpenPGP,mugwort-rc/OpenPGP,calccrypto/OpenPGP,calccrypto/OpenPGP