Index: libc/generic/ipc.c
===================================================================
--- libc/generic/ipc.c	(revision 830ac99c5d89bf27e84afd093c91647ea13a76a0)
+++ libc/generic/ipc.c	(revision 096ba7a13ee341ff853f7c877275165532367f2a)
@@ -372,4 +372,5 @@
  *
  * - dispatch ASYNC reoutines in the background
+ *
  * @param call Space where the message is stored
  * @param usec Timeout in microseconds.
@@ -390,4 +391,5 @@
  *
  * - dispatch ASYNC reoutines in the background
+ *
  * @param call Space where the message is stored
  * @return Callid of the answer.
Index: libc/generic/libadt/hash_table.c
===================================================================
--- libc/generic/libadt/hash_table.c	(revision 830ac99c5d89bf27e84afd093c91647ea13a76a0)
+++ libc/generic/libadt/hash_table.c	(revision 096ba7a13ee341ff853f7c877275165532367f2a)
@@ -80,5 +80,5 @@
  *
  * @param h Hash table.
- * @param hey Array of all keys necessary to compute hash index.
+ * @param key Array of all keys necessary to compute hash index.
  * @param item Item to be inserted into the hash table.
  */
Index: libc/generic/psthread.c
===================================================================
--- libc/generic/psthread.c	(revision 830ac99c5d89bf27e84afd093c91647ea13a76a0)
+++ libc/generic/psthread.c	(revision 096ba7a13ee341ff853f7c877275165532367f2a)
@@ -110,7 +110,5 @@
  * held.
  *
- * @param tomanager If true, we are switching to next ready manager thread
- *                  (if none is found, thread is exited)
- * @param frommanager If true, we are switching from manager thread
+ * @param ctype Type of switch.
  * @return 0 if there is no ready pseudo thread, 1 otherwise.
  */
Index: libc/generic/thread.c
===================================================================
--- libc/generic/thread.c	(revision 830ac99c5d89bf27e84afd093c91647ea13a76a0)
+++ libc/generic/thread.c	(revision 096ba7a13ee341ff853f7c877275165532367f2a)
@@ -118,5 +118,5 @@
  * @param name Symbolic name of the thread.
  *
- * @param TID of the new thread on success or -1 on failure.
+ * @return TID of the new thread on success or -1 on failure.
  */
 int thread_create(void (* function)(void *), void *arg, char *name)
@@ -146,5 +146,5 @@
 /** Terminate current thread.
  *
- * @param stat Exit status. Currently not used.
+ * @param status Exit status. Currently not used.
  */
 void thread_exit(int status)