diff -Nuar vmpsd.orig/Makefile.am vmpsd/Makefile.am
--- vmpsd.orig/Makefile.am	2004-10-31 00:59:51.000000000 +0000
+++ vmpsd/Makefile.am	2012-02-21 09:11:30.120856909 +0000
@@ -1,5 +1,6 @@
 bin_PROGRAMS = vmpsd
-vmpsd_SOURCES = vmpsd.c daemon.c data.c log.c parser.c vqp.c data.h log.h vqp.h external.c external.h
+vmpsd_SOURCES = vmpsd.c daemon.c data.c log.c parser.c vqp.c snmp.c data.h log.h vqp.h external.c external.h
 vmpsd_CFLAGS = -DSYSCONFDIR="\"${sysconfdir}\""
+vmpsd_LDADD = $(SNMP_LIB)
 man_MANS = vmpsd.1
 sysconf_DATA = vlan.db
diff -Nuar vmpsd.orig/Makefile.in vmpsd/Makefile.in
--- vmpsd.orig/Makefile.in	2006-05-15 13:33:57.000000000 +0000
+++ vmpsd/Makefile.in	2012-02-21 09:08:54.807227002 +0000
@@ -59,7 +59,7 @@
 am_vmpsd_OBJECTS = vmpsd-vmpsd.$(OBJEXT) vmpsd-daemon.$(OBJEXT) \
 	vmpsd-data.$(OBJEXT) vmpsd-log.$(OBJEXT) \
 	vmpsd-parser.$(OBJEXT) vmpsd-vqp.$(OBJEXT) \
-	vmpsd-external.$(OBJEXT)
+	vmpsd-external.$(OBJEXT) $(SNMP_OBJECTS)
 vmpsd_OBJECTS = $(am_vmpsd_OBJECTS)
 vmpsd_LDADD = $(LDADD)
 DEFAULT_INCLUDES = -I. -I$(srcdir) -I.
diff -Nuar vmpsd.orig/snmp.c vmpsd/snmp.c
--- vmpsd.orig/snmp.c	2004-07-08 09:34:29.000000000 +0000
+++ vmpsd/snmp.c	2012-02-21 09:11:51.817566865 +0000
@@ -8,6 +8,8 @@
 #include <netinet/in.h>
 #include <arpa/inet.h>
 
+#define UCD_COMPATIBLE 1
+#include <net-snmp/net-snmp-config.h>
 #include <ucd-snmp/ucd-snmp-includes.h>
  
 #include "log.h"
diff -Nuar vmpsd.orig/vmpsd.c vmpsd/vmpsd.c
--- vmpsd.orig/vmpsd.c	2006-05-15 13:33:57.000000000 +0000
+++ vmpsd/vmpsd.c	2012-02-21 09:12:28.987640940 +0000
@@ -18,7 +18,7 @@
 
 int parse_options(int argc, char **argv)
 {
-	char	opt;
+	signed char	opt;
 	char	*options = "a:cde:f:l:p:";
 
 	opterr = 0;
@@ -80,7 +80,7 @@
 	printf("\t-d         do not detach, log to stderr also\n");
 	printf("\t-e path    use external program for mac to vlan assignment\n");
 	printf("\t           when/if used with -f, -f is disregarded\n");
-	printf("\t-f file    read VMPS database from file (/etc/vmps.db)\n");
+	printf("\t-f file    read VMPS database from file ("SYSCONFDIR"/vmps.db)\n");
 	printf("\t-l level   set logging level:\n");
 	printf("\t                 0x0100 - fatal,\n");
 	printf("\t                 0x0200 - info,\n");