CALL "C$SETENV" USING propertyName                        propertyValue  | 
propertyName  | PIC X(n) or string literal.  | Name of the property.  | 
propertyValue  | PIC X(n) or string literal  | Value of the property.  | 
*> define varname and varvalue as pic x(n) move "file.prefix" to varname move "c:/app1/dat1;c:/app1/dat2" call "c$setenv" using varname varvalue  |