1# signed.m4 serial 1 (gettext-0.10.40) 2dnl Copyright (C) 2001-2002 Free Software Foundation, Inc. 3dnl This file is free software; the Free Software Foundation 4dnl gives unlimited permission to copy and/or distribute it, 5dnl with or without modifications, as long as this notice is preserved. 6 7dnl From Bruno Haible. 8 9AC_DEFUN([bh_C_SIGNED], 10[ 11 AC_CACHE_CHECK([for signed], bh_cv_c_signed, 12 [AC_TRY_COMPILE(, [signed char x;], bh_cv_c_signed=yes, bh_cv_c_signed=no)]) 13 if test $bh_cv_c_signed = no; then 14 AC_DEFINE(signed, , 15 [Define to empty if the C compiler doesn't support this keyword.]) 16 fi 17]) 18