it fails.
"wtap_dump_close()" allows you to pass a null pointer as the second
argument, so an error value isn't returned; use that in the cleanup
routine, as we don't care whether the closes fail.
svn path=/trunk/; revision=5386
files to get that big.
From Thomas Wittwer and Matthias Nyffenegger:
Support for "ring buffer mode", wherein there's a ring buffer of N
capture files; as each capture file reaches its maximum size (the ring
buffer works only with a maximum capture file size specified), Ethereal
rolls over to the next capture file in the ring buffer, replacing
whatever packets might be in it with new packets.
svn path=/trunk/; revision=4324
Guy Harris