snprintf definition should go in config.h If Win32 is enabled and Joliet no, it fails. Joliet should be enabled. vsnprintf definition should go in config.h lseek64 is defined as _lseeki64 in Windows SDK. types.h should go to correct place for manually created unistd.h in VS Macros with arguments are defined differently in GCC than in VS.
Files in this directory are for compiling with Microsoft Visual C. They are courtesy of John Oseman (mog) and Pete Batard <pete@akeo.ie>. The extract, driver, iso9660 and udf projects require Visual Studio 2010 or later. To compile your own project, you will probably need to add the missing/ directory to your include path, as it provides stdint.h, inttypes.h and unistd.h that provide some of the missing types required by libcdio.