Add some clarification as to what hash algorithms are used

with each password-hash scheme.

doc/man/man5/slapd.conf.5

@@ -439,13 +439,26 @@ and
 .BR {CLEARTEXT} .
 The default is
 .BR {SSHA} .
-
-Note that
+.TP
+.B {SHA}
+and
+.B {SSHA}
+use the SHA-1 algorithm (FIPS 160-1), the latter with a seed.
+.TP
+.B {MD5}
+and
+.B {SMD5}
+use the MD5 algorithm (RFC 1321), the latter with a seed.
+.TP
+.B {CRYPT}
+uses the
+.BR crypt (3).
+.TP
 .B {CLEARTEXT}
 indicates that the new password should be
 added to userPassword as clear text.
-
-Also, note that this option does not alter the normal user applications
+.TP
+Note that this option does not alter the normal user applications
 handling of userPassword during LDAP Add, Modify, or other LDAP operations.
 .TP
 .B password\-crypt\-salt\-format <format>

doc/man/man8/slappasswd.8

@@ -48,6 +48,24 @@ be specified:
 The default is 
 .IR {SSHA} .
 .TP
+.B {SHA}
+and
+.B {SSHA}
+use the SHA-1 algorithm (FIPS 160-1), the latter with a seed.
+.TP
+.B {MD5}
+and
+.B {SMD5}
+use the MD5 algorithm (RFC 1321), the latter with a seed.
+.TP
+.B {CRYPT}
+uses the
+.BR crypt (3).
+.TP
+.B {CLEARTEXT}
+indicates that the new password should be added to userPassword as
+clear text.
+.TP
 .BI \-c " crypt-salt-format"
 Specify the format of the salt passed to
 .BR crypt (3)