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

NAME
SDL_WINAPI_FAMILY_PHONE - A preprocessor macro that defined to 1 if compiling for Windows Phone.
SYNOPSIS
#include <SDL3/SDL_platform_defines.h>
#define SDL_WINAPI_FAMILY_PHONE (WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP)
AVAILABILITY
This macro is available since SDL 3.2.0.
Simple Directmedia Layer SDL 3.2.20 SDL_WINAPI_FAMILY_PHONE(3)