Rename prefork to itk in the copy that was created in 01-copy-prefork.patch.

Index: httpd-2.2.17/server/mpm/experimental/itk/Makefile.in
===================================================================
--- httpd-2.2.17.orig/server/mpm/experimental/itk/Makefile.in
+++ httpd-2.2.17/server/mpm/experimental/itk/Makefile.in
@@ -1,5 +1,5 @@
 
-LTLIBRARY_NAME    = libprefork.la
-LTLIBRARY_SOURCES = prefork.c
+LTLIBRARY_NAME    = libitk.la
+LTLIBRARY_SOURCES = itk.c
 
 include $(top_srcdir)/build/ltlib.mk
Index: httpd-2.2.17/server/mpm/experimental/itk/config.m4
===================================================================
--- httpd-2.2.17.orig/server/mpm/experimental/itk/config.m4
+++ httpd-2.2.17/server/mpm/experimental/itk/config.m4
@@ -1,3 +1,3 @@
-if test "$MPM_NAME" = "prefork" ; then
+if test "$MPM_NAME" = "itk" ; then
     APACHE_FAST_OUTPUT(server/mpm/$MPM_NAME/Makefile)
 fi
Index: httpd-2.2.17/server/mpm/experimental/itk/itk.c
===================================================================
--- httpd-2.2.17.orig/server/mpm/experimental/itk/itk.c
+++ httpd-2.2.17/server/mpm/experimental/itk/itk.c
@@ -1267,7 +1267,7 @@ int ap_mpm_run(apr_pool_t *_pconf, apr_p
 /* This really should be a post_config hook, but the error log is already
  * redirected by that point, so we need to do this in the open_logs phase.
  */
-static int prefork_open_logs(apr_pool_t *p, apr_pool_t *plog, apr_pool_t *ptemp, server_rec *s)
+static int itk_open_logs(apr_pool_t *p, apr_pool_t *plog, apr_pool_t *ptemp, server_rec *s)
 {
     apr_status_t rv;
 
@@ -1288,7 +1288,7 @@ static int prefork_open_logs(apr_pool_t
     return OK;
 }
 
-static int prefork_pre_config(apr_pool_t *p, apr_pool_t *plog, apr_pool_t *ptemp)
+static int itk_pre_config(apr_pool_t *p, apr_pool_t *plog, apr_pool_t *ptemp)
 {
     static int restart_num = 0;
     int no_detach, debug, foreground;
@@ -1345,9 +1345,9 @@ static int prefork_pre_config(apr_pool_t
     return OK;
 }
 
-static void prefork_hooks(apr_pool_t *p)
+static void itk_hooks(apr_pool_t *p)
 {
-    /* The prefork open_logs phase must run before the core's, or stderr
+    /* The itk open_logs phase must run before the core's, or stderr
      * will be redirected to a file, and the messages won't print to the
      * console.
      */
@@ -1357,11 +1357,11 @@ static void prefork_hooks(apr_pool_t *p)
     (void) set42sig();
 #endif
 
-    ap_hook_open_logs(prefork_open_logs, NULL, aszSucc, APR_HOOK_MIDDLE);
+    ap_hook_open_logs(itk_open_logs, NULL, aszSucc, APR_HOOK_MIDDLE);
     /* we need to set the MPM state before other pre-config hooks use MPM query
      * to retrieve it, so register as REALLY_FIRST
      */
-    ap_hook_pre_config(prefork_pre_config, NULL, NULL, APR_HOOK_REALLY_FIRST);
+    ap_hook_pre_config(itk_pre_config, NULL, NULL, APR_HOOK_REALLY_FIRST);
 }
 
 static const char *set_daemons_to_start(cmd_parms *cmd, void *dummy, const char *arg)
@@ -1474,7 +1474,7 @@ static const char *set_server_limit (cmd
     return NULL;
 }
 
-static const command_rec prefork_cmds[] = {
+static const command_rec itk_cmds[] = {
 UNIX_DAEMON_COMMANDS,
 LISTEN_COMMANDS,
 AP_INIT_TAKE1("StartServers", set_daemons_to_start, NULL, RSRC_CONF,
@@ -1491,13 +1491,13 @@ AP_GRACEFUL_SHUTDOWN_TIMEOUT_COMMAND,
 { NULL }
 };
 
-module AP_MODULE_DECLARE_DATA mpm_prefork_module = {
+module AP_MODULE_DECLARE_DATA mpm_itk_module = {
     MPM20_MODULE_STUFF,
     ap_mpm_rewrite_args,        /* hook to run before apache parses args */
     NULL,                       /* create per-directory config structure */
     NULL,                       /* merge per-directory config structures */
     NULL,                       /* create per-server config structure */
     NULL,                       /* merge per-server config structures */
-    prefork_cmds,               /* command apr_table_t */
-    prefork_hooks,              /* register hooks */
+    itk_cmds,                   /* command apr_table_t */
+    itk_hooks,                  /* register hooks */
 };
Index: httpd-2.2.17/server/mpm/experimental/itk/mpm.h
===================================================================
--- httpd-2.2.17.orig/server/mpm/experimental/itk/mpm.h
+++ httpd-2.2.17/server/mpm/experimental/itk/mpm.h
@@ -15,10 +15,10 @@
  */
 
 /**
- * @file prefork/mpm.h
- * @brief Unix Prefork MPM (default for Uinx systems)
+ * @file itk/mpm.h
+ * @brief ITK MPM (setuid per-vhost, no threads)
  *
- * @defgroup APACHE_MPM_PREFORK Unix Prefork
+ * @defgroup APACHE_MPM_ITK Apache ITK
  * @ingroup  APACHE_MPM APACHE_OS_UNIX
  * @{
  */
@@ -28,12 +28,12 @@
 #include "scoreboard.h"
 #include "unixd.h"
 
-#ifndef APACHE_MPM_PREFORK_H
-#define APACHE_MPM_PREFORK_H
+#ifndef APACHE_MPM_ITK_H
+#define APACHE_MPM_ITK_H
 
-#define PREFORK_MPM
+#define ITK_MPM
 
-#define MPM_NAME "Prefork"
+#define MPM_NAME "ITK"
 
 #define AP_MPM_WANT_RECLAIM_CHILD_PROCESSES
 #define AP_MPM_WANT_WAIT_OR_TIMEOUT
@@ -58,5 +58,5 @@
 extern int ap_threads_per_child;
 extern int ap_max_daemons_limit;
 extern server_rec *ap_server_conf;
-#endif /* APACHE_MPM_PREFORK_H */
+#endif /* APACHE_MPM_ITK_H */
 /** @} */
Index: httpd-2.2.17/server/mpm/experimental/itk/mpm_default.h
===================================================================
--- httpd-2.2.17.orig/server/mpm/experimental/itk/mpm_default.h
+++ httpd-2.2.17/server/mpm/experimental/itk/mpm_default.h
@@ -15,10 +15,10 @@
  */
 
 /**
- * @file  prefork/mpm_default.h
- * @brief Prefork MPM defaults
+ * @file  itk/mpm_default.h
+ * @brief ITK MPM defaults
  *
- * @addtogroup APACHE_MPM_PREFORK
+ * @addtogroup APACHE_MPM_ITK
  * @{
  */