fix wrong variable name for SQL. Signed-off-by: Markus Heidelberg <markus.heidelberg@web.de>

package/qtopia4/qtopia4.mk

@@ -307,7 +307,7 @@ endif
 		cp -dpfr $(STAGING_DIR)/usr/plugins/imageformats $(TARGET_DIR)/usr/plugins/; \
 		$(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $(TARGET_DIR)/usr/plugins/imageformats/*; \
 	fi
-ifneq ($(BR2_PACKAGE_QTOPIA4_SQL),y)
+ifneq ($(BR2_PACKAGE_QTOPIA4_SQL_MODULE),y)
 	# Remove Sql libraries, not needed
 	-rm $(TARGET_DIR)/usr/lib/libQtSql*
 endif