make: "varmod-order.mk" line 14: Bad modifier ":OX" while evaluating variable "WORDS" with value "one two three four five six seven eight nine ten" make: "varmod-order.mk" line 17: Bad modifier ":OxXX" while evaluating variable "WORDS" with value "one two three four five six seven eight nine ten" make: "varmod-order.mk" line 20: Unclosed expression, expecting '}' for modifier "O" while evaluating variable "WORDS" with value "eight five four nine one seven six ten three two" make: "varmod-order.mk" line 22: Unclosed expression, expecting '}' for modifier "On" while evaluating variable "NUMBERS" with value "1 2 3 4 5 6 7 8 9 10" make: "varmod-order.mk" line 24: Unclosed expression, expecting '}' for modifier "Onr" while evaluating variable "NUMBERS" with value "10 9 8 7 6 5 4 3 2 1" make: "varmod-order.mk" line 31: Bad modifier ":Oxn" while evaluating variable "NUMBERS" with value "8 5 4 9 1 7 6 10 3 2" make: "varmod-order.mk" line 31: Malformed conditional '${NUMBERS:Oxn}' make: "varmod-order.mk" line 41: Bad modifier ":On_typo" while evaluating variable "NUMBERS" with value "8 5 4 9 1 7 6 10 3 2" make: "varmod-order.mk" line 41: Malformed conditional '${NUMBERS:On_typo}' make: "varmod-order.mk" line 51: Bad modifier ":Onr_typo" while evaluating variable "NUMBERS" with value "8 5 4 9 1 7 6 10 3 2" make: "varmod-order.mk" line 51: Malformed conditional '${NUMBERS:Onr_typo}' make: "varmod-order.mk" line 61: Bad modifier ":Orn_typo" while evaluating variable "NUMBERS" with value "8 5 4 9 1 7 6 10 3 2" make: "varmod-order.mk" line 61: Malformed conditional '${NUMBERS:Orn_typo}' make: "varmod-order.mk" line 73: Bad modifier ":Onn" while evaluating variable "NUMBERS" with value "8 5 4 9 1 7 6 10 3 2" make: "varmod-order.mk" line 73: Malformed conditional '${NUMBERS:Onn}' make: "varmod-order.mk" line 83: Bad modifier ":Onrr" while evaluating variable "NUMBERS" with value "8 5 4 9 1 7 6 10 3 2" make: "varmod-order.mk" line 83: Malformed conditional '${NUMBERS:Onrr}' make: "varmod-order.mk" line 93: Bad modifier ":Orrn" while evaluating variable "NUMBERS" with value "8 5 4 9 1 7 6 10 3 2" make: "varmod-order.mk" line 93: Malformed conditional '${NUMBERS:Orrn}' make: "varmod-order.mk" line 108: Bad modifier ":On=Off" while evaluating variable "SWITCH" with value "On" make: "varmod-order.mk" line 108: Malformed conditional '${SWITCH:On=Off} != "Off"' make: Fatal errors encountered -- cannot continue make: stopped making "all" in unit-tests exit status 1