--- a/libs/Make.spec	Wed Jan 21 11:28:10 2015 +0100
+++ b/libs/Make.spec	Wed Jan 21 13:19:06 2015 +0100
@@ -42,6 +42,7 @@
 #  -warnNonStandard : no warnings about ST/X extensions
 #  -warnEOLComments : no warnings about EOL comment extension
 #  -warnPrivacy     : no warnings about privateClass extension
+#  -warnUnused      : no warnings about unused variables
 #
 # ********** OPTIONAL: MODIFY the next line(s) ***
 # STCWARNINGS=-warn