Provided by: libsdl3-doc_3.2.8+ds-1_all 

NAME
SDL_Swap64LE - Swap a 64-bit value from littleendian to native byte order.
HEADER FILE
Defined in SDL3/SDL_endian.h
SYNOPSIS
#include "SDL3/SDL.h" #define SDL_Swap64LE(x) SwapOnlyIfNecessary(x)
DESCRIPTION
If this is running on a littleendian system, x is returned unchanged. This macro never references x more than once, avoiding side effects.
RETURN VALUE
Returns x in native byte order.
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 3.2.8 SDL_Swap64LE(3)