* @param app_id * @return boolean indicating if the function was able to successfully fetch DLC IDs from all sources. */

* Some older libsteam_api.so binaries have PF_X (execute) flag from the PT_GNU_STACK enabled. * This prevents us from loading them on modern Linu

* Certain Steam macros break C++ AST parser, if left unprocessed. * This function preprocesses them in a very naive manner. Stupid, but works.