History
Earlier Unix-like systems, with the notable exception of Ultrix, either accessed only the configuration files or had hard-coded rules for files or databases to access; Ultrix offered nearly identical functionality to the Name Service Switch, using the configuration file /etc/svc.conf.
Sun Microsystems first developed NSS for their Solaris operating system, but subsequently programmers ported it to many other operating systems including FreeBSD, NetBSD, GNU/Linux, HP-UX, IRIX and AIX.
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“Only the history of free peoples is worth our attention; the history of men under a despotism is merely a collection of anecdotes.”
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““And now this is the way in which the history of your former life has reached my ears!” As he said this he held out in his hand the fatal letter.”
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