pw_gensalt
int pw_gensalt(char *, size_t, const char *, const char *);
if (pw_gensalt(salt, _PASSWORD_LEN, key, opt) == -1) {
if(pw_gensalt(salt, _PASSWORD_LEN, key, opt) == -1) {
if (pw_gensalt(salt, _PASSWORD_LEN, key, opt) == -1) {
error = pw_gensalt(buf, _PASSWORD_LEN, "md5", extra);
error = pw_gensalt(buf, _PASSWORD_LEN, "sha1", extra);
error = pw_gensalt(buf, _PASSWORD_LEN, "blowfish", extra);
error = pw_gensalt(buf, _PASSWORD_LEN, key, opt);
error = pw_gensalt(buf, _PASSWORD_LEN, key, opt);