> And what's the size of a (procid *)? I'm assuming it's
 > 4 bytes, making the
 > whole structure 48, by my count. (If it's only 2 bytes
 > for the pointer,
 > then the struct is 44 bytes.) How do you get 42?

    Same here. :-)

    Wouldn't a "printf("%d",sizeof(struct semaphore));"
prove it one way or the other? Stops any argy-bargy in its tracks.

bb.

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