config: add size information for three more applets

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/size_single_applets.sh b/size_single_applets.sh
index 6df5d7b..4b70e76 100755
--- a/size_single_applets.sh
+++ b/size_single_applets.sh
@@ -56,9 +56,9 @@
 	b="busybox_${app}"
 	test -f "$b" || continue
 
-	file=`grep -lF "bool \"$name" $(find -name '*.c') | xargs`
+	file=`grep -l "bool \"$name[\" ]" $(find -name '*.c') | xargs`
 	# A few applets have their CONFIG items in Config.* files, not .c files:
-	test "$file" || file=`grep -lF "bool \"$name" $(find -name 'Config.*') | xargs`
+	test "$file" || file=`grep -l "bool \"$name[\" ]" $(find -name 'Config.*') | xargs`
 	test "$file" || continue
 	#echo "FILE:'$file'"