diff --git a/client/hostinfo_unix.C b/client/hostinfo_unix.C
index ad7ccf2e49..b510808ac0 100644
--- a/client/hostinfo_unix.C
+++ b/client/hostinfo_unix.C
@@ -445,7 +445,15 @@ static struct utmp ut;
 
 struct utmp *getutent() {
     if (ufp == NULL) {
+#if defined(HAVE__ETC_UTMP)
+        if ((ufp = fopen("/etc/utmp", "r")) == NULL) {
+#elif defined(HAVE__VAR_RUN_UTMP)
+        if ((ufp = fopen("/var/run/utmp", "r")) == NULL) {
+#elif defined(HAVE__RUN_ADM_UTMP)
+        if ((ufp = fopen("/var/adm/utmp", "r")) == NULL) {
+#else
         if ((ufp = fopen(UTMP_FILE, "r")) == NULL) {
+#endif
             return((struct utmp *)NULL);
         }
     }
diff --git a/config.h.in b/config.h.in
index a6f1d0dc6a..c5d7b58580 100644
--- a/config.h.in
+++ b/config.h.in
@@ -296,6 +296,15 @@
 /* Define to 1 if /dev/tty1 exists */
 #undef HAVE__DEV_TTY1
 
+/* Define to 1 if you have the file `/etc/utmp'. */
+#undef HAVE__ETC_UTMP
+
+/* Define to 1 if you have the file `/var/adm/utmp'. */
+#undef HAVE__VAR_ADM_UTMP
+
+/* Define to 1 if you have the file `/var/run/utmp'. */
+#undef HAVE__VAR_RUN_UTMP
+
 /* Host for this compilation */
 #undef HOSTTYPE
 
diff --git a/configure b/configure
index 04f47f735a..84d7a552dd 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.ac Revision: 1.94 .
+# From configure.ac Revision: 1.95 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.57 for BOINC 3.11.
 #
@@ -7774,6 +7774,83 @@ _ACEOF
 fi
 
 
+echo "$as_me:$LINENO: checking for /var/run/utmp" >&5
+echo $ECHO_N "checking for /var/run/utmp... $ECHO_C" >&6
+if test "${ac_cv_file__var_run_utmp+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  test "$cross_compiling" = yes &&
+  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+   { (exit 1); exit 1; }; }
+if test -r "/var/run/utmp"; then
+  ac_cv_file__var_run_utmp=yes
+else
+  ac_cv_file__var_run_utmp=no
+fi
+fi
+echo "$as_me:$LINENO: result: $ac_cv_file__var_run_utmp" >&5
+echo "${ECHO_T}$ac_cv_file__var_run_utmp" >&6
+if test $ac_cv_file__var_run_utmp = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE__VAR_RUN_UTMP 1
+_ACEOF
+
+
+fi
+echo "$as_me:$LINENO: checking for /var/adm/utmp" >&5
+echo $ECHO_N "checking for /var/adm/utmp... $ECHO_C" >&6
+if test "${ac_cv_file__var_adm_utmp+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  test "$cross_compiling" = yes &&
+  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+   { (exit 1); exit 1; }; }
+if test -r "/var/adm/utmp"; then
+  ac_cv_file__var_adm_utmp=yes
+else
+  ac_cv_file__var_adm_utmp=no
+fi
+fi
+echo "$as_me:$LINENO: result: $ac_cv_file__var_adm_utmp" >&5
+echo "${ECHO_T}$ac_cv_file__var_adm_utmp" >&6
+if test $ac_cv_file__var_adm_utmp = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE__VAR_ADM_UTMP 1
+_ACEOF
+
+
+fi
+echo "$as_me:$LINENO: checking for /etc/utmp" >&5
+echo $ECHO_N "checking for /etc/utmp... $ECHO_C" >&6
+if test "${ac_cv_file__etc_utmp+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  test "$cross_compiling" = yes &&
+  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+   { (exit 1); exit 1; }; }
+if test -r "/etc/utmp"; then
+  ac_cv_file__etc_utmp=yes
+else
+  ac_cv_file__etc_utmp=no
+fi
+fi
+echo "$as_me:$LINENO: result: $ac_cv_file__etc_utmp" >&5
+echo "${ECHO_T}$ac_cv_file__etc_utmp" >&6
+if test $ac_cv_file__etc_utmp = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE__ETC_UTMP 1
+_ACEOF
+
+
+fi
+
+
 if test -e "/dev/mouse"; then
 
 cat >>confdefs.h <<\_ACEOF
diff --git a/configure.ac b/configure.ac
index 3111a4d876..8ac5dbaf1c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -120,6 +120,8 @@ AC_TYPE_SIZE_T
 AC_STRUCT_TM
 AC_STRUCT_TIMEZONE
 
+AC_CHECK_FILES(/var/run/utmp /var/adm/utmp /etc/utmp)
+
 dnl Checks for device files
 if test -e "/dev/mouse"; then
     AC_DEFINE(HAVE__DEV_MOUSE, 1, [Define to 1 if /dev/mouse exists])