diff --git a/headers/private/kernel/syscall_process_info.h b/headers/private/kernel/syscall_process_info.h
new file mode 100644
index 0000000000..970b25691d
--- /dev/null
+++ b/headers/private/kernel/syscall_process_info.h
@@ -0,0 +1,14 @@
+/*
+** Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+** Distributed under the terms of the Haiku License.
+*/
+#ifndef _KERNEL_SYSCALL_PROCESS_INFO_H
+#define _KERNEL_SYSCALL_PROCESS_INFO_H
+
+enum which_process_info {
+	SESSION_ID = 1,
+	GROUP_ID,
+	PARENT_ID,
+};
+
+#endif	/* _KRENEL_SYSCALL_PROCESS_INFO_H */
diff --git a/headers/private/kernel/syscalls.h b/headers/private/kernel/syscalls.h
index be7ce5bf22..561c7cd516 100644
--- a/headers/private/kernel/syscalls.h
+++ b/headers/private/kernel/syscalls.h
@@ -67,6 +67,9 @@ extern thread_id	_kern_wait_for_child(thread_id child, uint32 flags,
 extern status_t		_kern_exec(const char *path, int32 argc, char * const *argv, int32 envCount,
 						char * const *environment);
 extern thread_id	_kern_fork(void);
+extern pid_t		_kern_process_info(pid_t process, int32 which);
+extern pid_t		_kern_setpgid(pid_t process, pid_t group);
+extern pid_t		_kern_setsid(void);
 
 extern thread_id	_kern_spawn_thread(int32 (*func)(thread_func, void *),
 						const char *name, int32 priority, void *data1, void *data2);