fpending and QNX

[Bruno Haible]

Hi Jim,

This patch to fpending.m4 should be useful for QNX. But I don't feel
that it's safe committing it until someone with access to a QNX system has
verified it. Do you have any testers in the QNX users camp?

--- m4/fpending.m4.orig 2007-10-03 21:35:27.000000000 +0200
+++ m4/fpending.m4      2007-10-03 03:15:04.000000000 +0200
@@ -1,4 +1,4 @@
-#serial 11
+#serial 12
 
 # Copyright (C) 2000, 2001, 2004, 2005, 2006, 2007 Free Software
 # Foundation, Inc.
@@ -44,6 +44,9 @@
            '# SCO, Unixware'                                   \
            '(fp->__ptr ? fp->__ptr - fp->__base : 0)'          \
                                                                \
+           '# QNX'                                             \
+           '(fp->_Mode & _MWRITE ? fp->_Next - fp->_Buf : 0)'  \
+                                                               \
            '# old glibc?'                                      \
            'fp->__bufp - fp->__buffer'                         \
                                                                \