人机界面开发的 C 语言程序库This help windowis very skinnybecause the helpwindow is automagicallysized to fitthe longesthelp line.~multipage_helpThis help screen will spill over to a 2nd page-man-machine interface development of C language program library This help windowis very skinnybecause the helpwindow is automagicallysized to fitthe longesthelp line. ~ Multipage_helpThis help screen will spill over to a 2nd page