diff --git a/cde/programs/dtdocbook/tcl/tclPosixStr.c b/cde/programs/dtdocbook/tcl/tclPosixStr.c
index 6ad2f74ea..72b4c26ae 100644
--- a/cde/programs/dtdocbook/tcl/tclPosixStr.c
+++ b/cde/programs/dtdocbook/tcl/tclPosixStr.c
@@ -1009,7 +1009,7 @@ Tcl_SignalId(sig)
 #ifdef SIGPROF
 	case SIGPROF: return "SIGPROF";
 #endif
-#if defined(SIGPWR) && (!defined(SIGXFSZ) || (SIGPWR != SIGXFSZ))
+#if defined(SIGPWR) && (SIGPWR != SIGLOST) && (!defined(SIGXFSZ) || (SIGPWR != SIGXFSZ))
 	case SIGPWR: return "SIGPWR";
 #endif
 #ifdef SIGQUIT
@@ -1141,7 +1141,7 @@ Tcl_SignalMsg(sig)
 #ifdef SIGPROF
 	case SIGPROF: return "profiling alarm";
 #endif
-#if defined(SIGPWR) && (!defined(SIGXFSZ) || (SIGPWR != SIGXFSZ))
+#if defined(SIGPWR) && (SIGPWR != SIGLOST) && (!defined(SIGXFSZ) || (SIGPWR != SIGXFSZ))
 	case SIGPWR: return "power-fail restart";
 #endif
 #ifdef SIGQUIT