--- /dev/null
+LIBS=-lm -lrt
+
+all: exam exam64 exam_simd_sse41 exam_alias
+
+exam: main.cpp platform.h rans_byte.h
+ g++ -o $@ $< -O3 $(LIBS)
+
+exam64: main64.cpp platform.h rans64.h
+ g++ -o $@ $< -O3 $(LIBS)
+
+exam_simd_sse41: main_simd.cpp platform.h rans_word_sse41.h
+ g++ -o $@ $< -O3 -msse4.1 $(LIBS)
+
+exam_alias: main_alias.cpp platform.h rans_byte.h
+ g++ -o $@ $< -O3 $(LIBS)