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

NAME
SDL_PLATFORM_WIN32 - A preprocessor macro that is only defined if compiling for desktop Windows.
SYNOPSIS
#include <SDL3/SDL_platform_defines.h>
#define SDL_PLATFORM_WIN32 1
DESCRIPTION
Despite the "32", this also covers 64-bit Windows; as an informal convention, its system layer tends to
still be referred to as "the Win32 API."
AVAILABILITY
This macro is available since SDL 3.2.0.
Simple Directmedia Layer SDL 3.2.20 SDL_PLATFORM_WIN32(3)