#include <stdlib.h>
#include <string.h>
#include <errno.h>
-#include <sys/poll.h>
+
+#include "adns.h"
+
+#include "config.h"
#ifndef OUTPUTSTREAM
# define OUTPUTSTREAM stdout
#endif
-#include "adns.h"
+#ifndef HAVE_POLL
+#undef poll
+int poll(struct pollfd *ufds, int nfds, int timeout) {
+ fputs("poll(2) not supported on this system\n",stderr);
+ exit(3);
+}
+#define adns_beforepoll(a,b,c,d,e) 0
+#define adns_afterpoll(a,b,c,d) 0
+#endif
static void failure_status(const char *what, adns_status st) {
fprintf(stderr,"adns failure: %s: %s\n",what,adns_strerror(st));