mrand48() nftw() nl_langinfo() ptsname() putc_unlocked() putchar_unlocked() putenv() pututxline() rand() readdir() setenv() setgrent ... timedwrlock() pthread_rwlock_wrlock() putc(…funlockfile () getc_unlocked () getchar_unlocked () putc_unlocked () putchar_unlocked () rand_r () strerror_r () strtokpath ? "" : "@", *path ? path : path + 1); putchar('\n'); return 0; } static int receive_responses