ref: 9f77f04caee4e8d36b1fd2e01c7c7934f409f7a4
dir: /module/tabs.m/
Tabs: module { PATH: con "/dis/lib/tabs.dis"; init: fn(); mktabs: fn(t: ref Tk->Toplevel, dot: string, tabs: array of (string, string), dflt: int): chan of string; tabsctl: fn(t: ref Tk->Toplevel, dot: string, tabs: array of (string, string), id: int, s: string): int; };