editline/history.h and editline/readline.h not found/working on OSX when trying to compile with developer tools installed already

Question

I am working on this tutorial on building your own LISP (http://www.buildyourownlisp.com/chapter4_interactive_prompt) and for some reason when I try to compile I get this:

Answer 1

On Debian Buster 10, I had to install the package with:

sudo apt install libeditline-dev 

Instead of:

#include 
#include 

I just included:

#include 

ran the program with -leditline flag and worked perfectly.