/* xfree.c -- safe version of free that ignores attempts to free NUL */
-/* Copyright (C) 1991-2010 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2010,2017 Free Software Foundation, Inc.
This file is part of the GNU Readline Library (Readline), a library
for reading lines of text with interactive input and history editing.
/* Use this as the function to call when adding unwind protects so we
don't need to know what free() returns. */
void
-xfree (string)
- PTR_T string;
+xfree (PTR_T string)
{
if (string)
free (string);