testbench: fix portability issues under AIX

tests/chkseq.c

@@ -41,7 +41,11 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <getopt.h>
+#if defined(_AIX)
+	#include  <unistd.h>
+#else
+	#include <getopt.h>
+#endif
 
 int main(int argc, char *argv[])
 {

tests/inputfilegen.c

@@ -1,5 +1,5 @@
 /* generate an input file suitable for use by the testbench
- * Copyright (C) 2016 by Pascal Withopf and Adiscon GmbH.
+ * Copyright (C) 2016-2018 by Pascal Withopf and Adiscon GmbH.
  * usage: ./inputfilegen num-lines > file
  * Part of rsyslog, licensed under ASL 2.0
  */
@@ -7,7 +7,11 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
-#include <getopt.h>
+#if defined(_AIX)
+	#include  <unistd.h>
+#else
+	#include <getopt.h>
+#endif
 
 #define DEFMSGS 5
 #define NOEXTRADATA -1

tests/syslog_caller.c

@@ -10,7 +10,7 @@
  *
  * Part of the testbench for rsyslog.
  *
- * Copyright 2010-2017 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2010-2018 Rainer Gerhards and Adiscon GmbH.
  *
  * This file is part of rsyslog.
  *
@@ -31,7 +31,11 @@
 #include <config.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <getopt.h>
+#if defined(_AIX)
+	#include  <unistd.h>
+#else
+	#include <getopt.h>
+#endif
 #include <errno.h>
 #include <string.h>
 #include <syslog.h>

tests/uxsockrcvr.c

@@ -34,7 +34,14 @@
 #include <string.h>
 #include <unistd.h>
 #include <signal.h>
-#include <getopt.h>
+#if defined(_AIX)
+	#include <sys/types.h>
+	#include  <unistd.h>
+	#include <sys/socket.h>
+	#include <sys/socketvar.h>
+#else
+	#include <getopt.h>
+#endif
 #include <sys/un.h>
 #include <netdb.h>
 #include <poll.h>