X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=lib%2Ffreading.h;h=29d92b13916f81a7fef8590ceb4384a015d3ad5d;hb=516c9f591ad74f22f988fe4d6c7c7733c9b173b6;hp=88ea789ea4861ff16cde1faabec567c5dbdb2df3;hpb=d57728a6ca2413a7c564d8b7bb13d9e5a5a180f3;p=debian%2Fgzip

diff --git a/lib/freading.h b/lib/freading.h
index 88ea789..29d92b1 100644
--- a/lib/freading.h
+++ b/lib/freading.h
@@ -1,5 +1,5 @@
 /* Retrieve information about a FILE stream.
-   Copyright (C) 2007-2013 Free Software Foundation, Inc.
+   Copyright (C) 2007-2018 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +12,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <stdbool.h>
 #include <stdio.h>
@@ -44,7 +44,7 @@
 extern "C" {
 # endif
 
-extern bool freading (FILE *stream);
+extern bool freading (FILE *stream) _GL_ATTRIBUTE_PURE;
 
 # ifdef __cplusplus
 }