os_warn
extern void os_warn(const char *fmt, ...)
os_warn("Too few physical memory! Needed=%lu, given=%lu\n",
os_warn("setup_physmem - mapping %lu bytes of memory at 0x%p "
os_warn("%s: Couldn't parse '%s'\n", __func__, line);
os_warn("add_arg: Too many command line arguments!\n");
os_warn("umid already set\n");
os_warn("umid '%s' already in use\n", name);
os_warn("Not enough arguments\n");
os_warn("deactivate_all_fds failed, errno = %d\n", -err);
os_warn("failed to install handler for signal %d "
os_warn("Warning: tempdir %s is not on tmpfs\n", dir);
os_warn("Failed to choose tempdir: %s\n",
os_warn("open - cannot create %s: %s\n", tempname,
os_warn("%s\n", strerror(err));
os_warn("%s must be not mounted noexec\n", tempdir);
os_warn("uml_dir can't be an empty string\n");
os_warn("Failed to malloc uml_dir - error = %d\n", errno);
os_warn("%s - remove_files_and_dir failed with err = %d\n",