During testing of compilation, it was discovered that Cygwin actually
has off64_t.
Also the description was wrong for HAVE_OFF64_T
Change-Id: I6eb73d13da5a53fb03bf99ab7de82bfb6acab058
For platforms that have _FILE_OFFSET_BITS=32 and need to access large
files, we need some way to access 64-bit file APIs. This adds a hint to
allow programs to choose alternate APIs if possible.
Change-Id: Ifdc204df269350a22f52c0e4221e9d7d3b7a57fe