Cleanup with updated macros

Marlin/src/sd/cardreader.h

@@ -30,6 +30,7 @@
 #endif
 
 #define SD_ORDER(N,C) (TERN(SDCARD_RATHERRECENTFIRST, C - 1 - (N), N))
+#define IFSD(A,B) TERN(SDSUPPORT,A,B)
 
 #define MAX_DIR_DEPTH     10       // Maximum folder depth
 #define MAXDIRNAMELENGTH   8       // DOS folder name size