diff --git a/src/Backends/Rendering/Software.cpp b/src/Backends/Rendering/Software.cpp
index b2e51a93..e992840c 100644
--- a/src/Backends/Rendering/Software.cpp
+++ b/src/Backends/Rendering/Software.cpp
@@ -14,10 +14,6 @@
 #define MIN(a, b) ((a) < (b) ? (a) : (b))
 #define MAX(a, b) ((a) > (b) ? (a) : (b))
 
-#ifndef __BYTE_ORDER__
-#define __BYTE_ORDER__ __ORDER_BIG_ENDIAN__
-#endif
-
 typedef struct RenderBackend_Surface
 {
 	unsigned char *pixels;
@@ -120,7 +116,7 @@ void RenderBackend_UploadSurface(RenderBackend_Surface *surface, const unsigned
         for (size_t x = 0; x < width; ++x) {
             int srcr = x * 3;
             int dstr = x * 4;
-#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+#ifdef LITTLE_ENDIAN
             surface->pixels[dstl + dstr + 0] = pixels[srcl + srcr + 2];
             surface->pixels[dstl + dstr + 1] = pixels[srcl + srcr + 1];
             surface->pixels[dstl + dstr + 2] = pixels[srcl + srcr + 0];
@@ -190,7 +186,7 @@ ATTRIBUTE_HOT void RenderBackend_Blit(RenderBackend_Surface *source_surface, con
 				}
 				else
 				{
-#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+#ifdef LITTLE_ENDIAN
 					*destination_pointer++ = *source_pointer++;
 					*destination_pointer++ = *source_pointer++;
 					*destination_pointer++ = *source_pointer++;
@@ -262,7 +258,7 @@ ATTRIBUTE_HOT void RenderBackend_ColourFill(RenderBackend_Surface *surface, cons
 
 		for (long i = 0; i < rect_clamped.right - rect_clamped.left; ++i)
 		{
-#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+#ifdef LITTLE_ENDIAN
 			*destination_pointer++ = blue;
 			*destination_pointer++ = green;
 			*destination_pointer++ = red;