#undef toupper
+/*
+ * @implemented
+ */
int toupper(int c)
{
if (_isctype (c, _LOWER))
}
#undef towupper
+/*
+ * @implemented
+ */
int towupper(wint_t c)
{
if (iswctype (c, _LOWER))
return(c);
}
+/*
+ * @implemented
+ */
int _toupper(int c)
{
return (c + ('A' - 'a'));