ps.requests

这是一个同样来自贝尔实验室的和UNIX有着渊源的操作系统, 其简洁的设计和实现易于我们学习和理解

%
% Keywords begin with an @ in the first column. The value follows on the next
% line and includes everything up to next keyword line, except for comments
% which are lines that begin with % in the first column.
%

@manualfeed
	statusdict begin
		/manualfeedtimeout 300 def
		/manualfeed true def
	end

@ledgertray
	statusdict begin
		ledgertray
	end