diff --git a/cpukit/libcsupport/src/getegid.c b/cpukit/libcsupport/src/getegid.c
new file mode 100644
index 0000000000..09bb75aeef
--- /dev/null
+++ b/cpukit/libcsupport/src/getegid.c
@@ -0,0 +1,33 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <limits.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/seterr.h>
+#include <rtems/userenv.h>
+
+/*
+ * MACRO in userenv.h
+gid_t _POSIX_types_Egid = 0;
+*/
+
+/*PAGE
+ *
+ *  4.2.1 Get Real User, Effective User, Ral Group, and Effective Group IDs, 
+ *        P1003.1b-1993, p. 84
+ */
+
+gid_t getegid( void )
+{
+  return _POSIX_types_Egid;
+}
+
diff --git a/cpukit/libcsupport/src/geteuid.c b/cpukit/libcsupport/src/geteuid.c
new file mode 100644
index 0000000000..9374999683
--- /dev/null
+++ b/cpukit/libcsupport/src/geteuid.c
@@ -0,0 +1,33 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <limits.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/seterr.h>
+
+#include <rtems/userenv.h>
+
+/*
+ * MACRO in userenv.h
+uid_t _POSIX_types_Euid = 0;
+*/
+
+/*PAGE
+ *
+ *  4.2.1 Get Real User, Effective User, Ral Group, and Effective Group IDs, 
+ *        P1003.1b-1993, p. 84
+ */
+
+uid_t geteuid( void )
+{
+  return _POSIX_types_Euid;
+}
diff --git a/cpukit/libcsupport/src/getgid.c b/cpukit/libcsupport/src/getgid.c
new file mode 100644
index 0000000000..f104a6a039
--- /dev/null
+++ b/cpukit/libcsupport/src/getgid.c
@@ -0,0 +1,47 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <limits.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/seterr.h>
+
+#include <rtems/userenv.h>
+
+/*
+ * MACRO in userenv.h
+ * 
+gid_t _POSIX_types_Gid = 0;
+*/
+
+/*PAGE
+ *
+ *  4.2.1 Get Real User, Effective User, Ral Group, and Effective Group IDs, 
+ *        P1003.1b-1993, p. 84
+ */
+
+gid_t getgid( void )
+{
+  return _POSIX_types_Gid;
+}
+
+/*PAGE
+ *
+ *  4.2.2 Set User and Group IDs, P1003.1b-1993, p. 84
+ */
+
+int setgid(
+  gid_t  gid
+)
+{
+  _POSIX_types_Gid = gid;
+  return 0;
+}
diff --git a/cpukit/libcsupport/src/getgroups.c b/cpukit/libcsupport/src/getgroups.c
new file mode 100644
index 0000000000..b46cc6163a
--- /dev/null
+++ b/cpukit/libcsupport/src/getgroups.c
@@ -0,0 +1,30 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <limits.h>
+#include <errno.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/seterr.h>
+
+/*PAGE
+ *
+ *  4.2.3 Get Supplementary IDs, P1003.1b-1993, p. 86
+ */
+
+int getgroups(
+  int    gidsetsize,
+  gid_t  grouplist[]
+)
+{
+  return 0;  /* no supplemental group ids */
+}
+
diff --git a/cpukit/libcsupport/src/getlogin.c b/cpukit/libcsupport/src/getlogin.c
new file mode 100644
index 0000000000..64ee0b6d02
--- /dev/null
+++ b/cpukit/libcsupport/src/getlogin.c
@@ -0,0 +1,64 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <limits.h>
+#include <string.h>
+#include <sys/types.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/seterr.h>
+#include <rtems/userenv.h>
+
+#include <unistd.h>
+#include <pwd.h>
+
+/*PAGE
+ *
+ *  4.2.4 Get User Name, P1003.1b-1993, p. 87
+ *
+ *  NOTE:  P1003.1c/D10, p. 49 adds getlogin_r().
+ */
+
+/*
+ * MACRO in userenv.h
+ * 
+static char _POSIX_types_Getlogin_buffer[ LOGIN_NAME_MAX ];
+*/
+
+char *getlogin( void )
+{
+  (void) getlogin_r( _POSIX_types_Getlogin_buffer, LOGIN_NAME_MAX );
+  return _POSIX_types_Getlogin_buffer;
+}
+
+/*PAGE
+ *
+ *  4.2.4 Get User Name, P1003.1b-1993, p. 87
+ *
+ *  NOTE:  P1003.1c/D10, p. 49 adds getlogin_r().
+ */
+
+int getlogin_r(
+  char   *name,
+  size_t  namesize
+)
+{
+  struct passwd *pw;	
+  if ( namesize < LOGIN_NAME_MAX )
+    return ERANGE;
+
+  pw=getpwuid(getuid());
+  if (!pw) {
+   strcpy(name,"");
+  } else {
+   strncpy(name,pw->pw_name,LOGIN_NAME_MAX);
+  };
+  return 0;
+}
diff --git a/cpukit/libcsupport/src/getpgrp.c b/cpukit/libcsupport/src/getpgrp.c
new file mode 100644
index 0000000000..0904d23883
--- /dev/null
+++ b/cpukit/libcsupport/src/getpgrp.c
@@ -0,0 +1,31 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <limits.h>
+#include <errno.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/seterr.h>
+
+/*PAGE
+ *
+ *  4.3.1 Get Process Group IDs, P1003.1b-1993, p. 89
+ */
+
+pid_t getpgrp( void )
+{
+  /*
+   *  This always succeeds and returns the process group id.  For rtems,
+   *  this will always be the local node;
+   */
+
+  return _Objects_Local_node;
+}
diff --git a/cpukit/libcsupport/src/getpid.c b/cpukit/libcsupport/src/getpid.c
new file mode 100644
index 0000000000..5442b6468d
--- /dev/null
+++ b/cpukit/libcsupport/src/getpid.c
@@ -0,0 +1,45 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <limits.h>
+#include <errno.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/seterr.h>
+
+/*PAGE
+ *
+ *  4.1.1 Get Process and Parent Process IDs, P1003.1b-1993, p. 83
+ */
+
+pid_t getpid( void )
+{
+  return _Objects_Local_node;
+}
+
+/*
+ *  _getpid_r
+ *
+ *  This is the Newlib dependent reentrant version of getpid().
+ */
+
+#if defined(RTEMS_NEWLIB)
+
+#include <reent.h>
+
+pid_t _getpid_r(
+  struct _reent *ptr
+)
+{
+  return getpid();
+}
+#endif
+
diff --git a/cpukit/libcsupport/src/getppid.c b/cpukit/libcsupport/src/getppid.c
new file mode 100644
index 0000000000..f8a2f7bbf1
--- /dev/null
+++ b/cpukit/libcsupport/src/getppid.c
@@ -0,0 +1,29 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <limits.h>
+#include <errno.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/seterr.h>
+
+pid_t _POSIX_types_Ppid = 0;
+
+/*PAGE
+ *
+ *  4.1.1 Get Process and Parent Process IDs, P1003.1b-1993, p. 83
+ */
+
+pid_t getppid( void )
+{
+  return _POSIX_types_Ppid;
+}
+
diff --git a/cpukit/libcsupport/src/getuid.c b/cpukit/libcsupport/src/getuid.c
new file mode 100644
index 0000000000..09cc25e7c1
--- /dev/null
+++ b/cpukit/libcsupport/src/getuid.c
@@ -0,0 +1,47 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <limits.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/seterr.h>
+
+#include <rtems/userenv.h>
+
+/* 
+ * MACRO in userenv.h 
+ *
+uid_t _POSIX_types_Uid = 0;
+*/
+
+/*PAGE
+ *
+ *  4.2.1 Get Real User, Effective User, Ral Group, and Effective Group IDs, 
+ *        P1003.1b-1993, p. 84
+ */
+
+uid_t getuid( void )
+{
+  return _POSIX_types_Uid;
+}
+
+/*PAGE
+ *
+ *  4.2.2 Set User and Group IDs, P1003.1b-1993, p. 84
+ */
+
+int setuid(
+  uid_t  uid
+)
+{
+  _POSIX_types_Uid = uid;
+  return 0;
+}
diff --git a/cpukit/libcsupport/src/setpgid.c b/cpukit/libcsupport/src/setpgid.c
new file mode 100644
index 0000000000..26786cc552
--- /dev/null
+++ b/cpukit/libcsupport/src/setpgid.c
@@ -0,0 +1,29 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <limits.h>
+#include <errno.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/seterr.h>
+
+/*PAGE
+ *
+ *  4.3.3 Set Process Group ID for Job Control, P1003.1b-1993, p. 89
+ */
+
+int setpgid(
+  pid_t  pid,
+  pid_t  pgid
+)
+{
+  rtems_set_errno_and_return_minus_one( ENOSYS );
+}
diff --git a/cpukit/libcsupport/src/setsid.c b/cpukit/libcsupport/src/setsid.c
new file mode 100644
index 0000000000..81a60a798d
--- /dev/null
+++ b/cpukit/libcsupport/src/setsid.c
@@ -0,0 +1,28 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <limits.h>
+#include <errno.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/seterr.h>
+
+/*PAGE
+ *
+ *  4.3.2 Create Session and Set Process Group ID, P1003.1b-1993, p. 88
+ */
+
+pid_t setsid( void )
+{
+  rtems_set_errno_and_return_minus_one( EPERM );
+}
+
+