TEXT procname

Outputs the text of the procedure named procname in the form expected by DEFINE: a list of lists, the first of which describes the inputs to the procedure and the rest of which are the lines of its body. The text does not reflect formatting information used when the procedure was defined, such as continuation lines and extra spaces.

DEFINE "ABC [[a b] [PRINT :a] [PRINT :b]]
ABC "Hello "Bye
Hello
Bye
SHOW TEXT "ABC
[[a b] [PRINT :a] [PRINT :b]]