and return the start of data space, or NULL on errors.
If INCREMENT is negative, shrink data space. */
__ptr_t
-__default_morecore (
-#ifdef __STDC__
- ptrdiff_t increment
-#else
-#ifdef OSF1
- long increment
-#else
- int increment
-#endif
-#endif
- )
+__default_morecore (ptrdiff_t increment)
{
-#ifdef OSF1
- __ptr_t result = (__ptr_t) __sbrk ((ssize_t) increment);
-#else
- __ptr_t result = (__ptr_t) __sbrk ((int) increment);
-#endif
+ __ptr_t result = (__ptr_t) __sbrk (increment);
if (result == (__ptr_t) -1)
return NULL;
return result;