diff -dPNur pam_x509-1.0.2/pam_x509.c pam_x509-1.0.2-new/pam_x509.c
--- pam_x509-1.0.2/pam_x509.c	2006-06-12 13:55:19.000000000 +0200
+++ pam_x509-1.0.2-new/pam_x509.c	2009-03-19 21:58:35.000000000 +0100
@@ -4,6 +4,7 @@
 #include <stdarg.h>
 #include <sys/types.h>
 #include <sys/stat.h>
+#include <syslog.h>
 
 #include "sslauth.h"
 
diff -dPNur pam_x509-1.0.2/pass.c pam_x509-1.0.2-new/pass.c
--- pam_x509-1.0.2/pass.c	2003-10-17 00:51:55.000000000 +0200
+++ pam_x509-1.0.2-new/pass.c	2009-03-19 22:39:51.000000000 +0100
@@ -24,6 +24,8 @@
 	free(reply);                              \
 } while (0)
 
+#include <syslog.h>
+
 static int return_null_password(char *buf) {
     if (buf) buf[0]=0;
     return 0;
diff -dPNur pam_x509-1.0.2/rfcomm.c pam_x509-1.0.2-new/rfcomm.c
--- pam_x509-1.0.2/rfcomm.c	2006-06-12 14:24:23.000000000 +0200
+++ pam_x509-1.0.2-new/rfcomm.c	2009-03-19 21:58:26.000000000 +0100
@@ -8,6 +8,7 @@
 #include <sys/socket.h>
 #include <sys/types.h>
 #include <sys/stat.h>
+#include <syslog.h>
 
 #include "sslauth.h"
 
diff -dPNur pam_x509-1.0.2/sslauth.c pam_x509-1.0.2-new/sslauth.c
--- pam_x509-1.0.2/sslauth.c	2006-06-12 13:56:51.000000000 +0200
+++ pam_x509-1.0.2-new/sslauth.c	2009-03-19 21:58:13.000000000 +0100
@@ -5,6 +5,7 @@
 #include <dirent.h>
 #include <sys/types.h>
 #include <sys/stat.h>
+#include <syslog.h>
 
 #include <openssl/ssl.h>
 #include <openssl/safestack.h>