sed -i -e 's%tests/Makefile %%' configure.ac
sed -i -e 's%examples/Makefile %%' configure.ac
sed -i -e 's%benchmarks/Makefile %%' configure.ac
sed -i -e 's%tests/Makefile %%' configure.ac
sed -i -e 's%examples/Makefile %%' configure.ac
sed -i -e 's%benchmarks/Makefile %%' configure.ac