Index: /trunk/src/VBox/Runtime/Makefile.kmk
===================================================================
--- /trunk/src/VBox/Runtime/Makefile.kmk	(revision 58747)
+++ /trunk/src/VBox/Runtime/Makefile.kmk	(revision 58748)
@@ -2801,5 +2801,5 @@
 # Generate a SED script from mangling.h that checks for known symbols.
 	$(QUIET)$(SED) \
-		-e '/# *define.*RT_MANGLER/!d' \
+		-e '/^# *define.*RT_MANGLER/!d' \
 		-e 's/^.*RT_MANGLER(\([^)][^)]*\)).*$(DOLLAR)/\/^\1$(DOLLAR)\/b ok/' \
 		$(PATH_ROOT)/include/iprt/mangling.h \