$NetBSD: patch-aj,v 1.1 2006/06/04 13:52:57 joerg Exp $

--- lib/libruntime/interpfunc.c.orig	2006-05-21 16:34:25.000000000 +0000
+++ lib/libruntime/interpfunc.c
@@ -1842,7 +1842,11 @@ OPCODE(fcmpg, 150, 0, 2, 1)
   op_stack_pop_float(ENV(f), OPSTACK(f), &value2);
   op_stack_pop_float(ENV(f), OPSTACK(f), &value1);
 
+#ifdef isnan /* assume C99 style macro */
+  if (isnan(value1) || isnan(value2))
+#else
   if (isnanf(value1) || isnanf(value2))
+#endif
     op_stack_push_int(ENV(f), OPSTACK(f), 1);
   else if (value1 > value2)
     op_stack_push_int(ENV(f), OPSTACK(f), 1);