$NetBSD: patch-be,v 1.2 2000/01/20 14:12:50 pooka Exp $

--- gc/os_dep.c.orig	Thu Oct 21 22:06:15 1999
+++ gc/os_dep.c	Thu Dec 30 22:15:23 1999
@@ -156,6 +156,19 @@
   }
 #endif
 
+#if defined(NETBSD) && defined(__ELF__)
+  ptr_t GC_data_start;
+
+  void GC_init_netbsd_elf()
+  {
+    extern ptr_t GC_find_limit();
+    extern char **environ;
+       /* This may need to be environ, without the underscore, for     */
+       /* some versions.                                               */
+    GC_data_start = GC_find_limit((ptr_t)&environ, FALSE);
+  }
+#endif
+
 # ifdef OS2
 
 # include <stddef.h>
@@ -2437,7 +2450,7 @@
 #     if defined (DRSNX)
 #	include <sys/sparc/frame.h>
 #     else
-#        if defined(OPENBSD)
+#        if defined(OPENBSD) || defined(NETBSD)
 #          include <frame.h>
 #        else
 #          include <sys/frame.h>
@@ -2452,7 +2465,7 @@
 /* Fill in the pc and argument information for up to NFRAMES of my	*/
 /* callers.  Ignore my frame and my callers frame.			*/
 
-#ifdef OPENBSD
+#if defined(OPENBSD) || defined(NETBSD)
 #  define FR_SAVFP fr_fp
 #  define FR_SAVPC fr_pc
 #else