diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index b72d59e7f26..95574935965 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,7 @@
 Sat Aug 15 02:58:03 1992  John Gilmore  (gnu@cygnus.com)
 
+	* m68k-pinsn.c:  Surround extended support with #ifdef HAVE_68881.
+
 	* infcmd.c (registers_info):  Handle multiple register names.
 	Changes inspired by Roland McGrath.
 
diff --git a/gdb/m68k-pinsn.c b/gdb/m68k-pinsn.c
index 694a2469d0c..3fc34251aea 100644
--- a/gdb/m68k-pinsn.c
+++ b/gdb/m68k-pinsn.c
@@ -466,10 +466,12 @@ print_insn_arg (d, buffer, p, addr, stream)
 		  flval = NEXTDOUBLE(p);
 		  break;
 
+#ifdef HAVE_68881
 		case 'x':
 		  ieee_extended_to_double (&ext_format_68881, p, &flval);
 		  p += 12;
 		  break;
+#endif
 
 		case 'p':
 		  p += 12;