--- server/mpm/experimental/itk/Makefile.in	2011-07-01 10:33:45.000000000 +0000
+++ server/mpm/experimental/itk/Makefile.in	2011-07-01 10:33:57.000000000 +0000
@@ -1,5 +1,6 @@
 
 LTLIBRARY_NAME    = libitk.la
 LTLIBRARY_SOURCES = itk.c
+LTLIBRARY_LIBADD  = -lutil
 
 include $(top_srcdir)/build/ltlib.mk
--- server/mpm/experimental/itk/itk.c	2011-07-01 10:04:40.000000000 +0000
+++ server/mpm/experimental/itk/itk.c	2011-07-01 10:17:19.000000000 +0000
@@ -41,6 +41,8 @@
 #if APR_HAVE_SYS_TYPES_H
 #include <sys/types.h>
 #endif
+#include <pwd.h>
+#include <login_cap.h>
 
 #define CORE_PRIVATE
 
@@ -1438,6 +1440,8 @@
     gid_t wanted_gid;
     const char *wanted_username;
     int err = 0;
+    struct passwd *pw;
+    login_cap_t *lc;
     
     itk_server_conf *sconf =
         (itk_server_conf *) ap_get_module_config(r->server->module_config, &mpm_itk_module);
@@ -1481,6 +1485,23 @@
         wanted_username = unixd_config.user_name;
     }
 
+    if ((pw = getpwuid(wanted_uid)) == NULL) {
+        _DBG("crit: invalid uid: (%ld)", wanted_uid, strerror(errno));
+        err = 1;
+    }
+
+    /*
+     * Apply user resource limits based on login class.
+     */
+    if ((lc = login_getclassbyname(pw->pw_class, pw)) == NULL) {
+        _DBG("failed to login_getclassbyname()", strerror(errno));
+        err = 1;
+    }
+    if ((setusercontext(lc, pw, wanted_uid, LOGIN_SETRESOURCES)) != 0) {
+        _DBG("failed to setusercontext()", strerror(errno));
+        err = 1;
+    }
+
     if (!err && wanted_uid != -1 && wanted_gid != -1 && (getuid() != wanted_uid || getgid() != wanted_gid)) {
         if (setgid(wanted_gid)) {
             _DBG("setgid(%d): %s", wanted_gid, strerror(errno));