-# physmem.m4 serial 6
+# physmem.m4 serial 7
dnl Copyright (C) 2002, 2003, 2005, 2006 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
[AC_LINK_IFELSE([AC_LANG_PROGRAM(
[[#include <sys/systemcfg.h>
]],
- [double x = _system_configuration.physmem;])],
+ [double x = _system_configuration.physmem;
+ if (x > 0.0) return 0;])],
[gl_cv_var__system_configuration=yes],
[gl_cv_var__system_configuration=no])])