diff --git a/checkin_notes b/checkin_notes
index bd59530d17..90f9d2e382 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -8437,3 +8437,12 @@ Charlie 26 Nov 2010
      
     client/
         client_types.cpp
+
+David  26 Nov 2010
+    - client: use <foo>0|1</foo> instead of <foo/> or "" as XML boolean.
+        This distinguishes between "false" and "not defined"
+        (did this in a few places, should do it everywhere)
+
+    client/
+        acct_mgr.cpp
+        client_types.cpp
diff --git a/client/acct_mgr.cpp b/client/acct_mgr.cpp
index 221671ee92..44194a125c 100644
--- a/client/acct_mgr.cpp
+++ b/client/acct_mgr.cpp
@@ -153,20 +153,22 @@ int ACCT_MGR_OP::do_rpc(
             "      <hostid>%d</hostid>\n"
             "      <not_started_dur>%f</not_started_dur>\n"
             "      <in_progress_dur>%f</in_progress_dur>\n"
-            "%s%s%s%s%s"
+            "      <attached_via_acct_mgr>%d</attached_via_acct_mgr/>\n"
+            "      <dont_request_more_work>%d</dont_request_more_work/>\n"
+            "      <detach_when_done>%d</detach_when_done/>\n"
+            "      <ended>%d</ended/>\n"
             "   </project>\n",
             p->master_url,
             p->project_name,
-            p->suspended_via_gui,
+            p->suspended_via_gui?1:0,
             p->authenticator,
             p->hostid,
             not_started_dur,
             in_progress_dur,
-            p->attached_via_acct_mgr?"      <attached_via_acct_mgr/>\n":"",
-            p->suspended_via_gui?"      <suspended_via_gui/>\n":"",
-            p->dont_request_more_work?"      <dont_request_more_work/>\n":"",
-            p->detach_when_done?"      <detach_when_done/>\n":"",
-            p->ended?"      <ended/>\n":""
+            p->attached_via_acct_mgr?1:0,
+            p->dont_request_more_work?1:0,
+            p->detach_when_done?1:0,
+            p->ended?1:0
         );
     }
     if (boinc_file_exists(GLOBAL_PREFS_FILE_NAME)) {
diff --git a/client/client_types.cpp b/client/client_types.cpp
index 45f2310052..1662a78bb2 100644
--- a/client/client_types.cpp
+++ b/client/client_types.cpp
@@ -314,7 +314,10 @@ int PROJECT::write_state(MIOFILE& out, bool gui_rpc) {
 		"    <sched_rpc_pending>%d</sched_rpc_pending>\n"
 		"    <send_time_stats_log>%d</send_time_stats_log>\n"
 		"    <send_job_log>%d</send_job_log>\n"
-        "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
+		"    <no_cpu_apps>%d</no_cpu_apps>\n"
+		"    <no_cuda_apps>%d</no_cuda_apps>\n"
+		"    <no_ati_apps>%d</no_ati_apps>\n"
+        "%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
         master_url,
         project_name,
         symstore,
@@ -362,6 +365,9 @@ int PROJECT::write_state(MIOFILE& out, bool gui_rpc) {
 		sched_rpc_pending,
         send_time_stats_log,
         send_job_log,
+        no_cpu_apps?1:0,
+        no_cuda_apps?1:0,
+        no_ati_apps?1:0,
         anonymous_platform?"    <anonymous_platform/>\n":"",
         master_url_fetch_pending?"    <master_url_fetch_pending/>\n":"",
         trickle_up_pending?"    <trickle_up_pending/>\n":"",
@@ -374,9 +380,6 @@ int PROJECT::write_state(MIOFILE& out, bool gui_rpc) {
         detach_when_done?"    <detach_when_done/>\n":"",
         ended?"    <ended/>\n":"",
         attached_via_acct_mgr?"    <attached_via_acct_mgr/>\n":"",
-        no_cpu_apps?"    <no_cpu_apps/>\n":"",
-        no_cuda_apps?"    <no_cuda_apps/>\n":"",
-        no_ati_apps?"    <no_ati_apps/>\n":"",
         (this == gstate.scheduler_op->cur_proj)?"   <scheduler_rpc_in_progress/>\n":"",
         use_symlinks?"    <use_symlinks/>\n":""
     );