Add command substitution
tree395ca70e2f82e626d8e6ea5ba9cb4a39f3b8b73c
drwxr-xr-x - Devember
-rw-r--r-- 183 GNUmakefile
-rw-r--r-- 34523 LICENSE.txt
-rw-r--r-- 752 README.txt
drwxr-xr-x - src