A minimal tool that searches duplicated files in the current directory using its MD5 checksum and size
You need just a C compiler with the default libraries, and make
# Compiles to `blue`
make
# Optional, copy the binary to /usr/local/bin
sudo make install
# Searches a file
blue 18771d92fec7fc9374ef7c5a3e2ab50f 64
./file1
./file2
./files/file3