# Checks for library functions.
AC_CHECK_FUNCS([memset strstr])
-AC_MSG_CHECKING(for __builtin_clzll)
-AC_TRY_LINK([],[
- __builtin_clzll(1);
-],[
- AC_DEFINE(AEC_HAVE___BUILTIN_CLZLL, 1, \
- [Define to 1 if you have the '__builtin__clzll' function.])
- AC_MSG_RESULT(yes)
-],[
- AC_MSG_RESULT(no)
-])
+AC_CHECK_DECLS(__builtin_clzll)
AC_CONFIG_FILES([Makefile \
src/Makefile \
if (state->acc == 0)
fill_acc(strm);
-#ifdef AEC_HAVE___BUILTIN_CLZLL
+#ifdef HAVE_DECL___BUILTIN_CLZLL
fs = __builtin_clzll(state->acc) - (64 - state->bitp);
state->bitp -= fs + 1;
#else