-#if defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD) || defined(VOXWARE)
-#define AUDIO_LINUX_IOCTL
-#endif
-
-#if defined(AUDIO_LINUX_IOCTL) || defined(PLATFORM_NETBSD)
-#define AUDIO_STREAMING_DSP
-#endif
-
-#define AUDIO_SAMPLE_RATE_8000 8000
-#define AUDIO_SAMPLE_RATE_22050 22050
-
-#define AUDIO_FRAGMENT_SIZE_512 512
-#define AUDIO_FRAGMENT_SIZE_1024 1024
-#define AUDIO_FRAGMENT_SIZE_2048 2048
-#define AUDIO_FRAGMENT_SIZE_4096 4096
-
-#define AUDIO_MONO_CHANNEL 1
-#define AUDIO_STEREO_CHANNELS 2
-
-#define AUDIO_FORMAT_U8 (1 << 0)
-#define AUDIO_FORMAT_S16 (1 << 1)
-#define AUDIO_FORMAT_LE (1 << 2)
-#define AUDIO_FORMAT_BE (1 << 3)
-
-#if defined(TARGET_SDL)
-/* one second fading interval == 1000 ticks (milliseconds) */
-#define SOUND_FADING_INTERVAL 1000
-#define SOUND_MAX_VOLUME SDL_MIX_MAXVOLUME
-#endif
-
-#if defined(AUDIO_STREAMING_DSP)
-#define SOUND_FADING_VOLUME_STEP (PSND_MAX_VOLUME / 40)
-#define SOUND_FADING_VOLUME_THRESHOLD (SOUND_FADING_VOLUME_STEP * 2)
-#endif
-
-#define DEFAULT_AUDIO_SAMPLE_RATE AUDIO_SAMPLE_RATE_22050
-#define DEFAULT_AUDIO_FRAGMENT_SIZE_UNIX AUDIO_FRAGMENT_SIZE_512
-#define DEFAULT_AUDIO_FRAGMENT_SIZE_WIN32 AUDIO_FRAGMENT_SIZE_2048
-
-#if defined(PLATFORM_UNIX)
-#define DEFAULT_AUDIO_FRAGMENT_SIZE DEFAULT_AUDIO_FRAGMENT_SIZE_UNIX
-#else
-#define DEFAULT_AUDIO_FRAGMENT_SIZE DEFAULT_AUDIO_FRAGMENT_SIZE_WIN32
-#endif
-
-#if !defined(PLATFORM_MSDOS)
-#define MAX_SOUNDS_PLAYING 16
-#else
-#define MAX_SOUNDS_PLAYING 8
-#endif
-
-#if !defined(PLATFORM_HPUX)
-#define SND_BLOCKSIZE 4096
-#else
-#define SND_BLOCKSIZE 32768
-#endif