file-systems: Add missing docstring.

* gnu/system/file-systems.scm (file-system-type-predicate): Add
docstring.
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Ludovic Courtès 2017-03-21 22:07:08 +01:00
parent 278d486b0c
commit 7dbd75b3cf
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@ -417,6 +417,8 @@ (define %network-file-mappings
%network-configuration-files))
(define (file-system-type-predicate type)
"Return a predicate that, when passed a file system, returns #t if that file
system has the given TYPE."
(lambda (fs)
(string=? (file-system-type fs) type)))