Replying to myself. I did some digging and figured it out - the shell itself truncates the return value to an 8 bit unsigned number. If you have a simple prog

Replying to myself. I did some digging and figured it out - the shell itself truncates the return value to an 8 bit unsigned number. If you have a simple program that consists of only "return -96;" the shell will still report a return value of 160.