Alvaro Denis Acosta
Alvaro Denis Acosta
http://www.nongnu.org/avr-libc/user-manual/using_tools.html
mainly using [include_directories](https://cmake.org/cmake/help/v2.8.8/cmake.html#prop_dir:INCLUDE_DIRECTORIES)
Some IDE know cmake, and can not auto-complete from some include paths, it build ok because the compiler receive the include path with -I flag, but it is no know...
flex project has been moved to github: http://flex.sourceforge.net/