Index: trunk/psLib/src/psErrorCodes.dat
===================================================================
--- trunk/psLib/src/psErrorCodes.dat	(revision 1818)
+++ trunk/psLib/src/psErrorCodes.dat	(revision 2273)
@@ -17,2 +17,3 @@
 BAD_PARAMETER_SIZE             size of parameter's data is outside of acceptable range.
 UNEXPECTED_NULL                unexpected NULL found
+OS_CALL_FAILED                 unexpected result from an OS standard library call.