Few missing headers, in the <arpa/inet.h> inclusions ones mainly due to the fact APR_HAVE* constants are simply into apr.h

Author: David Carlier

apache2/msc_status_engine.c

@@ -19,6 +19,9 @@
 #ifdef WIN32
 #include <winsock2.h>
 #include <iphlpapi.h>
+#else
+#include <sys/ioctl.h>
+#include <netdb.h>
 #endif
 
 #ifdef DARWIN

apache2/msc_tree.c

@@ -14,6 +14,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <apr.h>
 #if APR_HAVE_STDINT_H
 #include <stdint.h>
 #endif

apache2/msc_util.c

@@ -22,6 +22,10 @@
 #include "msc_release.h"
 #include "msc_util.h"
 
+#include <apr.h>
+#if APR_HAVE_ARPA_INET_H
+#include <arpa/inet.h>
+#endif
 #include <apr_lib.h>
 #include <apr_sha1.h>
 #include "modsecurity_config.h"