-/* Copyright (C) 1991-2013 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
-#ifndef _MALLOC_INTERNAL
-#define _MALLOC_INTERNAL
-#include <malloc.h>
+#ifndef _MALLOC_INTERNAL
+# define _MALLOC_INTERNAL
+# include <malloc.h>
#endif
-#ifndef __GNU_LIBRARY__
-#define __sbrk sbrk
+#ifndef __GNU_LIBRARY__
+# define __sbrk sbrk
#endif
#ifdef __GNU_LIBRARY__
/* It is best not to declare this and cast its result on foreign operating
systems with potentially hostile include files. */
-#include <stddef.h>
-#include <stdlib.h>
-extern __malloc_ptr_t __sbrk (ptrdiff_t increment) __THROW;
+# include <stddef.h>
+# include <stdlib.h>
+extern void *__sbrk (ptrdiff_t increment) __THROW;
libc_hidden_proto (__sbrk)
#endif
#ifndef NULL
-#define NULL 0
+# define NULL 0
#endif
/* Allocate INCREMENT more bytes of data space,
and return the start of data space, or NULL on errors.
If INCREMENT is negative, shrink data space. */
-__malloc_ptr_t
-__default_morecore (increment)
- __malloc_ptrdiff_t increment;
+void *
+__default_morecore (ptrdiff_t increment)
{
- __malloc_ptr_t result = (__malloc_ptr_t) __sbrk (increment);
- if (result == (__malloc_ptr_t) -1)
+ void *result = (void *) __sbrk (increment);
+ if (result == (void *) -1)
return NULL;
+
return result;
}
libc_hidden_def (__default_morecore)