Index: cups-2.0.2/cups/request.c
 ===================================================================
--- cups-2.0.2.orig/cups/request.c	2014-05-09 22:20:16.000000000 +0200
+++ cups-2.0.2/cups/request.c	2015-03-18 13:36:21.000000000 +0100
@@ -993,6 +993,10 @@
   * '_cupsConnect()' - Get the default server connection...
   */
   
+#ifdef _AIX
+#define MSG_DONTWAIT MSG_NONBLOCK
+#endif
+
  http_t *				/* O - HTTP connection */
  _cupsConnect(void)
  {
 Index: cups-2.0.2/scheduler/log.c
 ===================================================================
--- cups-2.0.2.orig/scheduler/log.c	2014-06-11 21:03:59.000000000 +0200
+++ cups-2.0.2/scheduler/log.c	2015-03-18 13:34:08.000000000 +0100
@@ -484,6 +484,10 @@
   * 'cupsdLogJob()' - Log a job message.
   */
  
+#ifndef va_copy
+# define va_copy(__list1,__list2) ((void)(__list1 = __list2))
+#endif
+
  int					/* O - 1 on success, 0 on error */
  cupsdLogJob(cupsd_job_t *job,		/* I - Job */
              int         level,		/* I - Log level */