+INLINE int
+__hscore_ftruncate( int fd, off_t where )
+{
+#if defined(HAVE_FTRUNCATE)
+ return ftruncate(fd,where);
+#elif defined(HAVE__CHSIZE)
+ return _chsize(fd,where);
+#else
+#error at least ftruncate or _chsize functions are required to build
+#endif
+}
+