Provided by: libsdl3-doc_3.2.20+ds-2_all 

NAME
SDL_AUDIO_ISSIGNED - Determine if an SDL_AudioFormat represents signed data.
SYNOPSIS
#include <SDL3/SDL_audio.h>
#define SDL_AUDIO_ISSIGNED(x) ((x) & SDL_AUDIO_MASK_SIGNED)
DESCRIPTION
For example, SDL_AUDIO_ISSIGNED(SDL_AUDIO_U8) returns 0.
MACRO PARAMETERS
x an SDL_AudioFormat value.
RETURN VALUE
Returns non-zero if format is signed, zero otherwise.
THREAD SAFETY
It is safe to call this macro from any thread.
AVAILABILITY
This macro is available since SDL 3.2.0.
Simple Directmedia Layer SDL 3.2.20 SDL_AUDIO_ISSIGNED(3)