--- libs/configure.h.orig	Tue Sep  5 02:26:09 2000
+++ libs/configure.h	Wed Feb  7 00:53:01 2001
@@ -22,7 +22,7 @@
 #define CLOSE_STRING4 "quit"
 
 /* #ifdef __alpha */
-#if defined(__alpha) && !defined(linux)
+#if defined(__alpha) && !(defined(linux) || defined(__NetBSD__) || defined(__FreeBSD__) || defined(__OpenBSD__))
 #define NEEDS_ALPHA_HEADER
 #undef BROKEN_SUN_HEADERS
 #endif /* (__alpha) */