Micro-C++. A extension of C++, by Peter A Ruhr of the University of Waterloo, with light-weight concurrency coroutines and mutual exclusion. Version 3.7 for Unix uses GCC 2.3.3 and requires dmake 3.0+ and the setitimer and sigcontext library calls. It runs on Sequent, Sun-4, Sun-3, Ultrix, SGI, RS/6000, HP-PA.