Joseph Richey authored Jul 06, 2018 and Milan Broz committed Jul 07, 2018

Almost all the headers in cryptsetup are self-suffienct (in that they
compile on their own). By including <stddef.h>, <stdint.h>, or
<sys/types.h>, all headers will now compile on their own.

This is useful for importing cryptsetup into Bazel/Blaze.