Cleaned up 'undef' after move to 'USE_<x>'.
treeae6b5a6618daf008fa576c5f5376a2d0024238ac
-rw-r--r-- 222 .gitattributes
drwxr-xr-x - .github
-rw-r--r-- 498 .gitignore
-rwxr-xr-x 2573 .travis.sh
-rw-r--r-- 1498 .travis.yml
-rw-r--r-- 877 CONTRIBUTING.md
-rwxr-xr-x 542 JLinkSettings.ini
-rw-r--r-- 35147 LICENSE
-rw-r--r-- 14670 Makefile
-rw-r--r-- 397 Notes.md
-rw-r--r-- 4937 README.md
-rw-r--r-- 2220 Vagrantfile
-rwxr-xr-x 1117 build_docs.sh
-rwxr-xr-x 965 fake_travis_build.sh
drwxr-xr-x - lib
drwxr-xr-x - make
drwxr-xr-x - src
drwxr-xr-x - support