ya linux is c based because its structured and not object oriented. both run at machine level and both can easily create an OS but u have to be GOOD at programming to create even the smallest OS. i started a small project with 4 friends like that once and after a month we were done. never going to try it again. my head still aches lol. but if u r really determined and r willing to put in months of agony then go for it and gl!