-DRIVERNAME = ext4
+DRIVERNAME = btrfs
CC = /usr/bin/gcc
CFLAGS = -Wall -g -D_REENTRANT -DVERSION=\"$(VERSION)\" -DHOST_POSIX -I ../ -DFSTYPE=$(DRIVERNAME)
FSW_OBJS = $(FSW_NAMES:=.o)
LSLR_OBJS = $(FSW_OBJS) ../fsw_$(DRIVERNAME).o fsw_posix.o lslr.o
LSLR_BIN = lslr
-LSROOT_OBJS = $(FSW_OBJS) ../fsw_ext2.o ../fsw_ext4.o ../fsw_hfs.o ../fsw_iso9660.o ../fsw_reiserfs.o fsw_posix.o lsroot.o
+LSROOT_OBJS = $(FSW_OBJS) ../fsw_btrfs.o .fsw_posix.o lsroot.o
LSROOT_BIN = lsroot