static void tracked_fds_add(int fd) {
if (tracked_fds_count >= tracked_fds_space) {
size_t new_space = tracked_fds_space + TRACKFDS_REALLOC_STEP;
static void tracked_fds_add(int fd) {
if (tracked_fds_count >= tracked_fds_space) {
size_t new_space = tracked_fds_space + TRACKFDS_REALLOC_STEP;