ext4fs ls load support

Signed-off-by: Uma Shankar <uma.shankar@samsung.com>
Signed-off-by: Manjunatha C Achar <a.manjunatha@samsung.com>
Signed-off-by: Iqbal Shareef <iqbal.ams@samsung.com>
Signed-off-by: Hakgoo Lee <goodguy.lee@samsung.com>
diff --git a/Makefile b/Makefile
index 73c8e39..1c95833 100644
--- a/Makefile
+++ b/Makefile
@@ -245,9 +245,15 @@
 LIBS += dts/libdts.o
 endif
 LIBS += arch/$(ARCH)/lib/lib$(ARCH).o
-LIBS += fs/cramfs/libcramfs.o fs/fat/libfat.o fs/fdos/libfdos.o fs/jffs2/libjffs2.o \
-	fs/reiserfs/libreiserfs.o fs/ext2/libext2fs.o fs/yaffs2/libyaffs2.o \
-	fs/ubifs/libubifs.o fs/zfs/libzfs.o
+LIBS += fs/cramfs/libcramfs.o \
+	fs/ext4/libext4fs.o \
+	fs/fat/libfat.o \
+	fs/fdos/libfdos.o \
+	fs/jffs2/libjffs2.o \
+	fs/reiserfs/libreiserfs.o \
+	fs/ubifs/libubifs.o \
+	fs/yaffs2/libyaffs2.o \
+	fs/zfs/libzfs.o
 LIBS += net/libnet.o
 LIBS += disk/libdisk.o
 LIBS += drivers/bios_emulator/libatibiosemu.o