Function: sstatus (<keyword>, <item>) When <keyword> is the symbol
feature, <item> is put on the list of system features. After
sstatus (keyword, item) is executed,
status (feature, item) returns
true. If <keyword> is the symbol
nofeature, <item> is deleted from the list of system features. This can be useful for package writers, to keep track of what features they have loaded in.
(%o1) true (%i2)