On Tue, Mar 28, 2023 at 09:01:31PM +0000, Thomas Weißschuh wrote: > + fd = memfd_create("vfprintf", 0); > + if (fd == -1) { > + pad_spc(llen, 64, "[FAIL]\n"); > + return 1; > + } Also for this you'll need to include <sys/mman.h> in the part where nolibc is not detected so that it continues to work with regular libcs (at least glibc so that we have one reference to compare against). Thanks, Willy