--- a/Make.spec	Fri Oct 31 12:19:41 2014 +0100
+++ b/Make.spec	Sat Nov 22 02:15:41 2014 +0100
@@ -42,12 +42,13 @@
 #  -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
 # STCWARNINGS=-warnNonStandard
 # STCWARNINGS=-warnEOLComments
-STCWARNINGS=-warnNonStandard
+STCWARNINGS=-warnNonStandard -warnUnused
 
 COMMON_CLASSES= \
 	ColorEditDialog \