function prototype and definition consistency cleanup.
diff --git a/auth-pam.h b/auth-pam.h
index 7f23046..73f68ec 100644
--- a/auth-pam.h
+++ b/auth-pam.h
@@ -9,9 +9,9 @@
char **fetch_pam_environment(void);
int do_pam_account(char *username, char *remote_user);
void do_pam_session(char *username, const char *ttyname);
-void do_pam_setcred();
+void do_pam_setcred(void);
void print_pam_messages(void);
int pam_password_change_required(void);
-void do_pam_chauthtok();
+void do_pam_chauthtok(void);
#endif /* USE_PAM */