Fixed compiler warnings

--HG--
branch : SDL-1.2
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/branches/SDL-1.2%404126

src/video/SDL_blit.h

@@ -166,7 +166,7 @@ do {									   \
 } while(0)
 
 /* Assemble R-G-B values into a specified pixel format and store them */
-#ifdef __NDS__ // FIXME
+#ifdef __NDS__ /* FIXME */
 #define PIXEL_FROM_RGB(Pixel, fmt, r, g, b)				\
 {									\
 	Pixel = ((r>>fmt->Rloss)<<fmt->Rshift)|				\
@@ -180,7 +180,7 @@ do {									   \
 		((g>>fmt->Gloss)<<fmt->Gshift)|				\
 		((b>>fmt->Bloss)<<fmt->Bshift);				\
 }
-#endif // __NDS__ FIXME
+#endif /* __NDS__ FIXME */
 #define RGB565_FROM_RGB(Pixel, r, g, b)					\
 {									\
 	Pixel = ((r>>3)<<11)|((g>>2)<<5)|(b>>3);			\
@@ -330,7 +330,7 @@ do {									   \
 } while(0)
 
 /* FIXME: this isn't correct, especially for Alpha (maximum != 255) */
-#ifdef __NDS__ // FIXME
+#ifdef __NDS__ /* FIXME */
 #define PIXEL_FROM_RGBA(Pixel, fmt, r, g, b, a)				\
 {									\
 	Pixel = ((r>>fmt->Rloss)<<fmt->Rshift)|				\
@@ -346,7 +346,7 @@ do {									   \
 		((b>>fmt->Bloss)<<fmt->Bshift)|				\
 		((a>>fmt->Aloss)<<fmt->Ashift);				\
 }
-#endif // __NDS__ FIXME
+#endif /* __NDS__ FIXME */
 #define ASSEMBLE_RGBA(buf, bpp, fmt, r, g, b, a)			\
 {									\
 	switch (bpp) {							\