configury: fix alignment check of bool when cross-compiling

config/c_get_alignment.m4

@@ -12,6 +12,8 @@ dnl Copyright (c) 2004-2005 The Regents of the University of California.
 dnl                         All rights reserved.
 dnl Copyright (c) 2009      Sun Microsystems, Inc.  All rights reserved.
 dnl Copyright (c) 2014-2015 Intel, Inc. All rights reserved.
+dnl Copyright (c) 2015      Research Organization for Information Science
+dnl                         and Technology (RIST). All rights reserved.
 dnl $COPYRIGHT$
 dnl
 dnl Additional copyrights may follow
@@ -53,6 +55,8 @@ AC_DEFUN([OPAL_C_GET_ALIGNMENT],[
                                  _AC_COMPUTE_INT([(long int) offsetof (opal__type_alignof_, y)],
                                                  [AS_TR_SH([opal_cv_c_align_$1])],
                                                  [AC_INCLUDES_DEFAULT
+#include <stdbool.h>
+
 #ifndef offsetof
 # define offsetof(type, member) ((char *) &((type *) 0)->member - (char *) 0)
 #endif