diff --git a/include/ac/alloca.h b/include/ac/alloca.h
index 221ff555bd85f9f5e164a6c9f69b2808090e5d5e..20c3c3732e221174314ea453d168b404045f8c4a 100644
--- a/include/ac/alloca.h
+++ b/include/ac/alloca.h
@@ -1,4 +1,5 @@
 /* Generic alloca.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/assert.h b/include/ac/assert.h
index 6849638cfd239761b9667ae7f9df7eb7b7a00707..4de37b66dd619f72c130c044eb3e1bc57588facc 100644
--- a/include/ac/assert.h
+++ b/include/ac/assert.h
@@ -1,4 +1,5 @@
 /* Generic assert.h */
+/* $Id$ */
 /*
  * Copyright 1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/bytes.h b/include/ac/bytes.h
index 512ab5496dff899f950794aad738bc6719721947..1b0822c46395689495e48757c2571f06f38318fb 100644
--- a/include/ac/bytes.h
+++ b/include/ac/bytes.h
@@ -1,4 +1,5 @@
 /* Generic bytes.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/ctype.h b/include/ac/ctype.h
index bcb71d5030744de8114670e398f7084dd11378ca..1ad11213bff8ad221bb95e7a6a74d0198940ac7e 100644
--- a/include/ac/ctype.h
+++ b/include/ac/ctype.h
@@ -1,4 +1,5 @@
 /* Generic ctype.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/dirent.h b/include/ac/dirent.h
index e58dda8bb22048868c516a6baeca1d3db0ab3275..da703e13afa671ae594ed57425de400d144c8867 100644
--- a/include/ac/dirent.h
+++ b/include/ac/dirent.h
@@ -1,4 +1,5 @@
 /* Generic dirent.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/errno.h b/include/ac/errno.h
index 26af4a57672874cd66acaf482c4e2cb2deb29b31..cd12e2a56b139f62542f4338327881ab016cb3da 100644
--- a/include/ac/errno.h
+++ b/include/ac/errno.h
@@ -1,4 +1,5 @@
 /* Generic errno.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/krb.h b/include/ac/krb.h
index 05a2774a86f0e90f604de8aeb7b34aed896bfae3..35bedbf69ed7cc0a74787f4b556b3e1ed534a6e3 100644
--- a/include/ac/krb.h
+++ b/include/ac/krb.h
@@ -1,4 +1,5 @@
 /* Generic krb.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/regex.h b/include/ac/regex.h
index 30a348235934dc6841b950a71af479668123dbf2..bd02b512f3717b96cbbfb7b9ffed538897bbb763 100644
--- a/include/ac/regex.h
+++ b/include/ac/regex.h
@@ -1,6 +1,5 @@
-/*
- * Generic Regex
- */
+/* Generic Regex */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/setproctitle.h b/include/ac/setproctitle.h
index c85eb452da9e8857c2f8bd34392904eef2c002d1..a1c57db1b3367ad3473432f9e4384a9beb97a2fb 100644
--- a/include/ac/setproctitle.h
+++ b/include/ac/setproctitle.h
@@ -1,4 +1,5 @@
 /* Generic setproctitle.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/signal.h b/include/ac/signal.h
index b19e27643052c79355582cf6cc1501d81e7ad97d..dcc3d29f2255fc2711d94330fc7999be19975da0 100644
--- a/include/ac/signal.h
+++ b/include/ac/signal.h
@@ -1,4 +1,5 @@
 /* Generic signal.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/socket.h b/include/ac/socket.h
index 242a73575380cf3b3b85b315e279066785b4186a..f5f2ba17b46c7cb0ebd9356c55cabae495cd4ff5 100644
--- a/include/ac/socket.h
+++ b/include/ac/socket.h
@@ -1,6 +1,5 @@
-/*
- * Generic socket.h
- */
+/* Generic socket.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/stdarg.h b/include/ac/stdarg.h
index 1e1fc633f6159b2a2647dec41b0a3c3a4ceca8ad..ed29c817cfa59b5e2d4a4bdd133c71a9067cc321 100644
--- a/include/ac/stdarg.h
+++ b/include/ac/stdarg.h
@@ -1,4 +1,5 @@
 /* Generic stdarg.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/stdlib.h b/include/ac/stdlib.h
index 6fc2f6a4d083084ce92deb923f5c42ca7f30c0a5..4b480acb00d894858786ef2b92fa9b1b13244fdd 100644
--- a/include/ac/stdlib.h
+++ b/include/ac/stdlib.h
@@ -1,4 +1,5 @@
 /* Generic stdlib.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/string.h b/include/ac/string.h
index ca2eeb0b7d6bf3e01fa3b4e574ff954e84135307..0527476ecd954b526ebf547f2a4c4a2dd8e8451e 100644
--- a/include/ac/string.h
+++ b/include/ac/string.h
@@ -1,4 +1,5 @@
 /* Generic string.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/sysexits.h b/include/ac/sysexits.h
index 91dec205e2797f9a53404eb0caed457313596edb..bb5a0a8c0be4f1d82822296e2ac6d99a5738e51a 100644
--- a/include/ac/sysexits.h
+++ b/include/ac/sysexits.h
@@ -1,6 +1,5 @@
-/*
- * Generic sysexits
- */
+/* Generic sysexits */
+/* $Id$ */
 /*
  * Copyright 1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/syslog.h b/include/ac/syslog.h
index ebc143b9f0ff1d50f1008ff4b0be5617033ba50a..b40f2a3a9cf0db13f35b5866a9b396ed3fca66d0 100644
--- a/include/ac/syslog.h
+++ b/include/ac/syslog.h
@@ -1,6 +1,5 @@
-/*
- * Generic syslog.h
- */
+/* Generic syslog.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/termios.h b/include/ac/termios.h
index e56eedb0d36bb6b73d8d3ec12826a79d99718d69..49a8adbc65e66e9e571210967a969dbf77832619 100644
--- a/include/ac/termios.h
+++ b/include/ac/termios.h
@@ -1,4 +1,5 @@
 /* Generic termios.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/time.h b/include/ac/time.h
index e1d6dc3836fbaeda902c86271eb001ced01783ac..190027b13c6e18c87a3405778b86fcc7f361d816 100644
--- a/include/ac/time.h
+++ b/include/ac/time.h
@@ -1,4 +1,5 @@
 /* Generic time.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/unistd.h b/include/ac/unistd.h
index 44413ddb4155f52f895faaa4b793ae76df4c675b..6cddeda2f9477e78b24a4271081c86b7da06ed7a 100644
--- a/include/ac/unistd.h
+++ b/include/ac/unistd.h
@@ -1,4 +1,5 @@
 /* Generic unistd.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.
diff --git a/include/ac/wait.h b/include/ac/wait.h
index b3c4804d96fea50e50b18c5ec1227ba04eef21b9..b5c05899396fbdca7f4aeb7e7b2d4ea7cef2b32e 100644
--- a/include/ac/wait.h
+++ b/include/ac/wait.h
@@ -1,4 +1,5 @@
 /* Generic wait.h */
+/* $Id$ */
 /*
  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
  * All rights reserved.