diff --git a/makefile b/makefile
old mode 100644
new mode 100755
index 5711bd6..ad08db3
--- a/makefile
+++ b/makefile
@@ -1,9 +1,15 @@
-# powturbo  (c) Copyright 2013-2018
+# powturbo (c) Copyright 2013-2018
 # ----------- Downloading + Compiling ----------------------
-# git clone --recursive git://github.com/powturbo/TurboPFor.git 
+# Download or clone TurboPFor:
+# git clone git://github.com/powturbo/TurboPFor.git 
 # make
 #
-# Minimum make: "make NCODEC1=1 NCODEC2=1 NTRANFORM=1" to compile only TurboPFor
+# To compile icapp with LZ4 and BITSHUFFLE. (lz4+Bitshuffle muss be in directory ext)
+# make icapp LZ4=1 or make LZ4=1 BITSHUFFLE=1
+#
+# To benchmark external libraries also:
+# git clone --recursive git://github.com/powturbo/TurboPFor.git 
+# make: "make CODEC1=1 CODEC2=1" 
 
 # Linux: "export CC=clang" "export CXX=clang". windows mingw: "set CC=gcc" "set CXX=g++" or uncomment the CC,CXX lines
 CC ?= gcc
@@ -26,10 +32,7 @@ MARCH=-march=native
 
 ifeq ($(NSIMD),1)
 DEFS+=-DNSIMD
-NCODEC1=1
-NCODEC2=1
 else
-NSIMD=0
 CFLAGS+=-DUSE_SSE -mssse3
 CXXFLAGS+=-DUSE_SSE
 endif
@@ -71,22 +74,13 @@ endif
 endif
 
 #---------------------- make args --------------------------
-ifeq ($(NCODEC1),1)
-DEFS+=-DNCODEC1
-else
-NCODEC1=0
+ifeq ($(CODEC1),1)
+DEFS+=-DCODEC1=1
+CFLAGS+=-Iext/lz4/lib -Iext/simdcomp/include -Iext/MaskedVByte/include -Iext/LittleIntPacker/include -Iext/streamvbyte/include
 endif
 
-ifeq ($(NCODEC2),1)
-DEFS+=-DNCODEC2
-else
-NCODEC2=0
-endif
-
-ifeq ($(NTRANFORM),1)
-DEFS+=-DNTRANSFORM
-else
-NTRANSFORM=0
+ifeq ($(CODEC2),1)
+DEFS+=-DCODEC2=1
 endif
 
 ifeq ($(BLOSC),1)
@@ -99,7 +93,15 @@ else
 CXXFLAGS+=-std=gnu++0x
 endif
 
-CFLAGS+=$(DDEBUG) -w -Wall -std=gnu99 -DUSE_THREADS  -fstrict-aliasing -Iext -Iext/lz4/lib -Iext/simdcomp/include -Iext/MaskedVByte/include -Iext/LittleIntPacker/include -Iext/streamvbyte/include $(DEFS)
+ifeq ($(LZ4),1)
+CFLAGS+=-DLZ4 -Ilz4/lib 
+endif
+
+ifeq ($(BITSHUFFLE),1)
+CFLAGS+=-DBITSHUFFLE -Iext/bitshuffle/lz4
+endif
+
+CFLAGS+=$(DDEBUG) -w -Wall -std=gnu99 -DUSE_THREADS  -fstrict-aliasing -Iext $(DEFS)
 CXXFLAGS+=$(DDEBUG) -w -fpermissive -Wall -fno-rtti -Iext/FastPFor/headers $(DEFS)
 
 all: icbench idxcr idxqry idxseg icapp
@@ -175,7 +177,7 @@ varintg8iu.o: ext/varintg8iu.c ext/varintg8iu.h
 	$(CC) -O2 $(CFLAGS) $(MARCH) -c -std=c99 ext/varintg8iu.c
 
 #-------------------------------------------------------------------
-ifeq ($(NCODEC1), 0)
+ifeq ($(CODEC1), 1)
 OB+=ext/streamvbyte/src/streamvbyte.o ext/streamvbyte/src/streamvbytedelta.o 
 OB+=ext/MaskedVByte/src/varintencode.o ext/MaskedVByte/src/varintdecode.o
 OB+=ext/simdcomp/src/simdintegratedbitpacking.o ext/simdcomp/src/simdcomputil.o ext/simdcomp/src/simdbitpacking.o ext/simdcomp/src/simdpackedselect.o 
@@ -196,10 +198,13 @@ OB+=ext/JASSv2/source/compress_integer_qmx_improved.o ext/JASSv2/source/asserts.
 endif
 OB+=ext/varintg8iu.o
 OB+=ext/rc.o
+OB+=ext/lz4/lib/lz4hc.o ext/lz4/lib/lz4.o  
+LZ4=1
+BITSHUFFLE=1
 endif
 
 #----------------------------------------
-ifeq ($(NCODEC2), 0)
+ifeq ($(CODEC2), 1)
 ext/polycom/optpfd.o: ext/polycom/optpfd.c
 	$(CC) -O2 $(MARCH) $(CFLAGS) $< -c -o $@ 
 
@@ -221,8 +226,6 @@ else
 #OB+=$(ZD)adler32.o $(ZD)crc32.o $(ZD)compress.o $(ZD)deflate.o $(ZD)infback.o $(ZD)inffast.o $(ZD)inflate.o $(ZD)inftrees.o $(ZD)trees.o $(ZD)uncompr.o $(ZD)zutil.o
 endif
 
-OB+=ext/lz4/lib/lz4hc.o ext/lz4/lib/lz4.o  
-
 ifeq ($(BLOSC),1)
 LDFLAGS+=-lpthread 
 #ext/c-blosc/blosc/libblosc.a
@@ -240,7 +243,7 @@ else
 ifeq ($(AVX2),1)
 #CFLAGS+=-DUSEAVX2
 endif
-OB+=ext/bitshuffle/src/bitshuffle.o ext/bitshuffle/src/iochain.o ext/bitshuffle/src/bitshuffle_core.o 
+OB+=ext/bitshuffle/src/bitshuffle.o ext/bitshuffle/src/iochain.o ext/bitshuffle/src/bitshuffle_core.o
 endif
 
 endif
@@ -250,17 +253,28 @@ DEFS+=-DLZTURBO
 OB+=../dev/lz/lz8c.o ../dev/lz/lzbc.o 
 endif
 
-
 OB+=eliasfano.o vsimple.o $(TRANSP) transpose.o transpose_sse.o
 ifeq ($(AVX2),1)
 OB+=transpose_avx2.o 
 endif
 
 #------------------------
-ICLIB=bitpack.o bitpack_sse.o bitunpack.o bitunpack_sse.o vp4c.o vp4c_sse.o vp4d.o vp4d_sse.o bitutil.o fp.o vint.o vsimple.o
+ICLIB=bitpack.o bitpack_sse.o bitunpack.o bitunpack_sse.o vp4c.o vp4c_sse.o vp4d.o vp4d_sse.o bitutil.o fp.o vint.o vsimple.o transpose.o transpose_sse.o ext/trlec.o ext/trled.o
+
+ifeq ($(LZ4),1)
+ICLIB+=ext/lz4/lib/lz4hc.o ext/lz4/lib/lz4.o
+endif
+
+ifeq ($(BITSHUFFLE),1)
+ICLIB+=ext/bitshuffle/src/bitshuffle.o ext/bitshuffle/src/iochain.o ext/bitshuffle/src/bitshuffle_core.o
+ifeq ($(LZ4),1)
+else
+ICLIB+=ext/bitshuffle/lz4/lz4.o
+endif
+endif
 
 ifeq ($(AVX2),1)
-ICLIB+=bitpack_avx2.o bitunpack_avx2.o vp4c_avx2.o vp4d_avx2.o 
+ICLIB+=bitpack_avx2.o bitunpack_avx2.o vp4c_avx2.o vp4d_avx2.o transpose_avx2.o
 endif
 
 ifeq ($(SIMDH),1)