- ## Environment variable only appends.
- AT_CHECK_UNQUOTED([RUNLISP_OPTIONS=-P$olisp ./script0],, ["$lisp"NL])
- AT_CHECK_UNQUOTED([RUNLISP_OPTIONS=-P$olisp ./script1],, ["$lisp"NL])
-
- ## But we can clear the preferred list.
- AT_CHECK_UNQUOTED([RUNLISP_OPTIONS="-C -P$olisp" ./script0],, ["$olisp"NL])
- AT_CHECK_UNQUOTED([RUNLISP_OPTIONS="-C -P$olisp" ./script1],, ["$olisp"NL])
+ ## Environment variable overrides.
+ AT_CHECK_UNQUOTED([RUNLISP_PREFER=$olisp ./script0],, ["$olisp"NL])
+ AT_CHECK_UNQUOTED([RUNLISP_PREFER=$olisp ./script1],, ["$olisp"NL])