How to use header defined by user in myLib?

I want to include a settings.h file with some
#define MY_CONST_VALUE_1 1
#define MY_CONST_VALUE_2 0
This file is located in user’s project.
I want my library can include this file to use this values but no idea how to do this.

Thanks for help
Jean-Louis

Duplicate of How to deal with .h project configuration file for libs?.

Effectively, it sounds like a duplicate :disappointed:
Sorry for annoyance.