Index: trunk/ippTools/src/camtoolConfig.c
===================================================================
--- trunk/ippTools/src/camtoolConfig.c	(revision 13578)
+++ trunk/ippTools/src/camtoolConfig.c	(revision 13580)
@@ -22,6 +22,8 @@
 #endif
 
+#include <math.h>
+#include <stdint.h>
+
 #include <psmodules.h>
-#include <math.h>
 
 #include "pxtools.h"
@@ -136,9 +138,9 @@
             "define URI (required)", NULL);
     psMetadataAddF64(addprocessedexpArgs, PS_LIST_TAIL, "-bg", 0,
-            "define exposue background (required)", NAN);
+            "define exposue background", NAN);
     psMetadataAddF64(addprocessedexpArgs, PS_LIST_TAIL, "-bg_stdev", 0,
-            "define exposue background stdev (required)", NAN);
+            "define exposue background stdev", NAN);
     psMetadataAddF64(addprocessedexpArgs, PS_LIST_TAIL, "-bg_mean_stdev", 0,
-            "define exposue background mean stdev (required)", NAN);
+            "define exposue background mean stdev", NAN);
     psMetadataAddF32(addprocessedexpArgs, PS_LIST_TAIL, "-sigma_ra", 0,
             "define exposure E ra (required)", NAN);
@@ -182,10 +184,10 @@
             "search by class ID", NULL);
     psMetadataAddS16(updateprocessedexpArgs, PS_LIST_TAIL, "-code",  0,
-            "set fault code (required)", 0);
+            "set fault code (required)", INT16_MAX);
 
     // -block
     psMetadata *blockArgs = psMetadataAlloc();
     psMetadataAddStr(blockArgs, PS_LIST_TAIL, "-label",  0,
-            "name of a label to mask out", NULL);
+            "name of a label to mask out (required)", NULL);
     
     // -masked
@@ -197,5 +199,5 @@
     psMetadata *unblockArgs = psMetadataAlloc();
     psMetadataAddStr(unblockArgs, PS_LIST_TAIL, "-label",  0,
-            "name of a label to unmask", NULL);
+            "name of a label to unmask (required)", NULL);
 
     psMetadata *argSets = psMetadataAlloc();