libmpg123 library version 1.32.9 (2024-11-02).
The following changes have been made:
 *  `ports/makefile/config.h` has been added for plain `Makefile` builds.
 *  `ports/MSVC++/config.h` has been added for MSVC builds.
 *  `ports/Xcode/config.h` has been retained from older versions.
 *  `ports/Xcode/config.h` has been modified to let the build system set
    `OPT_*`.
 *  `ports/Xcode/config.h` has been modified to `#define HAVE_DIRENT_H`.
 *  `src/compat/compat.c` has been modified for DJGPP compatibility.
 *  `src/compat/compat.c` has been modified to silence MSVC static analyzer
    warnings.
 *  Modifications are marked by `// OpenMPT` or `/* OpenMPT */`.
 *  Obviously, unnecessary folders and files have been removed.
 *  For building, premake is used to generate Visual Studio project files.
    See ../build/premake/ for details.
