dnl @synopsis AC_CHECK_SIGNAL(SIGNAME) dnl dnl dnl @category C dnl @author Erik de Castro Lopo dnl @version 1.0 Jul 07 2007 AC_DEFUN([AC_CHECK_SIGNAL], [AC_CACHE_CHECK(for $1, ac_cv_signal_$1, [ AC_TRY_LINK([ #include ], signal($1, SIG_DFL) ;, ac_cv_signal_$1=yes, ac_cv_signal_$1=no) ]) if test "$ac_cv_signal_$1" = yes; then AC_DEFINE(HAVE_$1, 1, [Define if you have signal $1.]) fi ])# AC_CHECK_SIGNAL ## AC_CHECK_SIGNALS