diff options
Diffstat (limited to 'posix')
| -rw-r--r-- | posix/unistd.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/posix/unistd.h b/posix/unistd.h index afb08f5186..a8cf28b5e7 100644 --- a/posix/unistd.h +++ b/posix/unistd.h @@ -1116,7 +1116,11 @@ extern int fdatasync (int __fildes); #endif /* Use POSIX199309 */ #ifdef __USE_MISC -/* Encrypt at most 8 characters from KEY using salt to perturb DES. */ +/* One-way hash PHRASE, returning a string suitable for storage in the + user database. SALT selects the one-way function to use, and + ensures that no two users' hashes are the same, even if they use + the same passphrase. The return value points to static storage + which will be overwritten by the next call to crypt. */ extern char *crypt (const char *__key, const char *__salt) __THROW __nonnull ((1, 2)); #endif |