libopenmpt 0.6.5 (2022-08-21)

• Makefile now also uses CC, CXX, LD, and AR when set as environment variables.
• libopenmpt can now be built to target macOS down to version 10.13 again.
• Makefile now uses PKG_CONFIG as path to pkg-config.
• DBM: Sample middle-C frequencies were slightly off. laffik_-_marynarze.dbm sounds much more bearable now.
• DBM: Fixed pattern break parameter interpretation.
• Echo DMO: Setting the delay parameter to 0 yielded a 2-second echo delay instead of 1ms.
• Digi Booster Echo: Setting the delay parameter to 0 yielded a 510ms echo delay instead of approximately 334ms.
• mpg123: Update to v1.30.2 (2022-08-01).