-/* Copyright (C) 1991 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1994 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
size_t len = sprintf(unknown_signal, fmt, signum);
if (len < sizeof(fmt) - 2)
return NULL;
- unknown_signal[len - 1] = '\0';
+ unknown_signal[len] = '\0';
return unknown_signal;
}