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-rw-r--r--Build/source/texk/kpathsea/default.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/Build/source/texk/kpathsea/default.h b/Build/source/texk/kpathsea/default.h
index a84d874d076..50fc1fc7c45 100644
--- a/Build/source/texk/kpathsea/default.h
+++ b/Build/source/texk/kpathsea/default.h
@@ -1,6 +1,6 @@
/* default.h: declare default path expander.
- Copyright 1993, 1994, 2008, 2011 Karl Berry.
+ Copyright 1993, 1994, 2008, 2011, 2017 Karl Berry.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
@@ -26,6 +26,7 @@
/* Replace a leading or trailing or doubled : in PATH with DFLT. If
no extra colons, return PATH. Only one extra colon is replaced.
+ If PATH is NULL or the empty string, DFLT is returned.
DFLT may not be NULL. The result is always in new memory. */
extern string kpathsea_expand_default (kpathsea kpse, const_string path,