Make links buildable without LFS support.
Author/status: unknown.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>

diff -Nura links-2.8/com-defs.h links-2.8.nonlfs/com-defs.h
--- links-2.8/com-defs.h	2013-07-31 20:45:30.000000000 -0300
+++ links-2.8.nonlfs/com-defs.h	2014-12-28 08:42:47.352237462 -0300
@@ -5,6 +5,9 @@
 #define __EXTENSIONS__
 #endif
 
+#include <features.h>
+/* uclibc without largefile support #errors on _FILE_OFFSET_BITS=64 */
+#if !(defined(__UCLIBC__) && !defined(__UCLIBC_HAS_LFS__))
 #ifndef _LARGEFILE_SOURCE
 #define _LARGEFILE_SOURCE	1
 #endif
@@ -20,6 +23,7 @@
 #ifndef _FILE_OFFSET_BITS
 #define _FILE_OFFSET_BITS	64
 #endif
+#endif /* UCLIBC !LFS */
 
 #if defined(vax) && !defined(__vax)
 #define __vax	vax