...u->ut_user)); if (NITEMS(u->ut_user) < strlen("alx")) goto toolong; len = p - u->ut_user; fwrite(u->ut_user, 1, len, stdout); strncpy (3) strncpy(u->ut_user, "alx", NITEMS(u->ut…...ded in POSIX.1-2008] ftell() ftello() ftw() futimens() [Added in POSIX.1-2008] fwprintf() fwrite() fwscanf() getaddrinfo() getc() getc_unlocked() getchar() getchar_unlocked() ge…