close fd on error
Generate doc with make doc
Typos/improvements in doc
Merge pull request #1 from vbmithr/master

Mostly doc, plus close(fd) on error.
Merge git://github.com/mirage/ocaml-tuntap

Conflicts:
	_oasis
	myocamlbuild.ml
	setup.ml
Revamped tunctl, now using cmdliner.
Added a binding to getifaddrs and a test for it
iface_addr a bit more secure
Added #ifdef for Mac
Fixed doc generation, added test set_ipv4
Merge branch 'master' of github.com:avsm/ocaml-tuntap
Changed param name dev of set_ipv4 to devname, updated tests, added a testcase for anil's specific netmask issue
Added a printer to assert_equal
Uniformized error raising
Check inet_pton error for set_ipv4
Added some more tests for set_ipv4
Make nonblock_read more flexible
Do not build/install any test
Updated CHANGES
Add some bits for building on FreeBSD