Updating for Windows Large File Support.
Merge branch 'master' of https://github.com/Unidata/netcdf-c
Merge branch 'master' of https://github.com/Unidata/netcdf-c
Merge branch 'master' of https://github.com/Unidata/netcdf-c
Added definition for Windows systems to use 64-bit fstat.
Replaced call to fstat with call to filelength, on apropriate system.
Added a check for _filelengthi64 in configuration.  When found, this will be used instead of fstat when computing file length.
Removed a debug statement.
Merge branch 'master' of https://github.com/Unidata/netcdf-c