cpu/ rtc/ include/: Remove lingering references to CFG_CMD_* symbols.

Signed-off-by: Jon Loeliger <jdl@freescale.com>
diff --git a/cpu/mcf52x2/fec.c b/cpu/mcf52x2/fec.c
index 255b3d8..ef9c798 100644
--- a/cpu/mcf52x2/fec.c
+++ b/cpu/mcf52x2/fec.c
@@ -592,7 +592,7 @@
 	return 0;
 }
 #endif
-#endif /* CFG_CMD_NET, FEC_ENET */
+#endif
 
 int mcf52x2_miiphy_initialize(bd_t *bis)
 {