Included stdint.h to get the intptr_t type (needed on OpenBSD at least).

docs/examples/anyauthput.c

@@ -9,6 +9,7 @@
  */
 
 #include <stdio.h>
+#include <stdint.h>
 #include <fcntl.h>
 #include <sys/stat.h>
 #include <unistd.h>