--- /dev/null
+Heavily based on a patch from Masahiro Matsuya.
+
+diff -up pam_ldap-185/pam_ldap.c pam_ldap-185/pam_ldap.c
+--- pam_ldap-185/pam_ldap.c 2010-09-22 18:35:55.377828002 -0400
++++ pam_ldap-185/pam_ldap.c 2010-09-22 19:08:34.938828001 -0400
+@@ -4014,6 +4014,8 @@ pam_sm_acct_mgmt (pam_handle_t * pamh, i
+ time_t currenttime;
+ long int currentday;
+ long int expirein = 0; /* seconds until password expires */
++ long int expireh = 0;
++ long int expires = 0;
+ const char *configFile = NULL;
+
+ for (i = 0; i < argc; i++)
+@@ -4190,14 +4191,29 @@ pam_sm_acct_mgmt (pam_handle_t * pamh, i
+ }
+ else
+ {
+- expirein = session->info->password_expiration_time / SECSPERDAY;
++ if ( session->info->password_expiration_time != 0 )
++ {
++ expires = session->info->password_expiration_time;
++ expirein = session->info->password_expiration_time / SECSPERDAY;
++ if ( expirein == 0 )
++ {
++ expireh = session->info->password_expiration_time / SECSPERHOUR;
++ }
++ }
++ else
++ {
++ expirein = 0;
++ }
+ }
+
+- if (expirein > 0)
++ if ((expirein > 0) || (expireh > 0) || (expires > 0))
+ {
+ snprintf (buf, sizeof buf,
+- "Your LDAP password will expire in %ld day%s.",
+- expirein, (expirein == 1) ? "" : "s");
++ "Your LDAP password will expire in %ld %s.",
++ (expirein == 0) ? expireh : expirein,
++ (expirein == 0) ?
++ ((expireh == 1) ? "hour" : "hours") :
++ ((expirein == 1) ? "day" : "days"));
+ _conv_sendmsg (appconv, buf, PAM_ERROR_MSG, no_warn);
+
+ /* we set this to make sure that user can't abort a password change */
+diff -up pam_ldap-185/pam_ldap.h pam_ldap-185/pam_ldap.h
+--- pam_ldap-185/pam_ldap.h 2010-09-22 18:35:55.359828002 -0400
++++ pam_ldap-185/pam_ldap.h 2010-09-22 19:00:56.787828000 -0400
+@@ -226,6 +226,9 @@ pam_ldap_shadow_t;
+ /* Seconds in a day */
+ #define SECSPERDAY 86400
+
++/* Seconds in an hour */
++#define SECSPERHOUR 3600
++
+ /* Netscape per-use password attributes. Unused except for DN. */
+ typedef struct pam_ldap_user_info
+ {