--- input.c.orig	Thu Jan 14 03:19:14 1999
+++ input.c	Fri Feb 28 13:48:38 2003
@@ -60,11 +60,27 @@
 #error "Shadow and PAM don't mix!"
 #endif
 
+#if (__FreeBSD__ == 0)            /* 1.0 did not define __FreeBSD__ */
+#define __FreeBSD_version 199401
+#elsif __FreeBSD__ == 1          /* 1.1 defined it to be 1 */
+#define __FreeBSD_version 199405
+#else                           /* 2.0 and higher define it to be 2 */
+#include <osreldate.h>          /* and this works */
+#endif
+
 #include <security/pam_appl.h>
+#if defined (__FreeBSD_version) && (__FreeBSD_version > 500030)
+#include <security/openpam.h>
+#else
 #include <security/pam_misc.h>
+#endif
 
 static struct pam_conv PAM_conversation = {
+#if defined (__FreeBSD_version) && (__FreeBSD_version > 500030)
+    openpam_ttyconv,
+#else
     &misc_conv,
+#endif
     NULL
 };
 
@@ -291,7 +307,7 @@
   setuid(getuid());
   setgid(getgid());
 
-  sprintf(prompt, "%s's password: ", username);
+  snprintf(prompt, 99, "%s's password: ", username);
 #endif /* !USE_PAM */
 }