Symbol#<=>. ;TI"ECurrently, case-insensitivity only works on characters A-Z/a-z, ;TI"Fnot all of Unicode. This is different from casecmp?.;T:
@fileI"
string.c;T:0@omit_headings_from_table_of_contents_below0I"-sym.casecmp(other) -> -1, 0, +1 or nil
;T0[ I" (p1);T@FI" Symbol;TcRDoc::NormalClass00