QNX is promoted as a microkernel, but I'm skeptical. Microkernel doesn't just mean that we have modules that have their own threads. It refers to actually movin

QNX is promoted as a microkernel, but I'm skeptical. Microkernel doesn't just mean that we have modules that have their own threads. It refers to actually moving kernel functionality outside of the protected kernel space: device drivers, file systems, protocol stacks and such are in userland.