+
+ dnl check new c-ares API
+
+ save_LIBS=$LIBS
+ save_CFLAGS=$CFLAGS
+ LIBS="-L $PHP_ARES_DIR/$PHP_LIBDIR -l $PHP_ARES_LIB"
+ CFLAGS="-I$PHP_ARES_DIR/include -pedantic-errors"
+
+ AC_MSG_CHECKING(for new c-ares callback API)
+ AC_TRY_COMPILE(
+ [#include <ares.h>
+ ], [
+ ares_search(0, 0, 0, 0, (void (*)(void *, int, int, unsigned char *, int)) 0, 0);
+ ], [
+ AC_MSG_RESULT(yes)
+ AC_DEFINE([PHP_ARES_NEW_CALLBACK_API], [1], [ ])
+ ], [
+ AC_MSG_RESULT(no)
+ AC_DEFINE([PHP_ARES_NEW_CALLBACK_API], [0], [ ])
+ ]
+ )
+
+ LIBS=$save_LIBS
+ CFLAGS=$save_CFLAGS
+