+ Please install GNU make v3.81 or later. (This version has bugs) \
+))
+
+define Require/case-sensitive-fs
+ rm -f $(TMP_DIR)/test.*
+ touch $(TMP_DIR)/test.fs
+ [ \! -f $(TMP_DIR)/test.FS ]
+endef
+
+$(eval $(call Require,case-sensitive-fs, \
+ OpenWrt can only be built on a case-sensitive filesystem \