Don't build and link with different flags, the binary may not work.

Co-Authored-By: zarthcode <anthony.clay@zarthcode.com>

Fix #10896

[2.0.x] Rename and document some configuration options

[2.0.x] LPC1768 upload_extra_script.py fix (wrong type of exit method)

Co-Authored-By: ejtagle <ejtagle@hotmail.com>