diff --git a/bootstrap/birth.scm b/bootstrap/birth.scm
index 420a915..33db85e 100644
--- a/bootstrap/birth.scm
+++ b/bootstrap/birth.scm
@@ -1,22 +1,27 @@
-;;; Prebirth Lisp implemented in Prebirth Lisp (self-hosting)
-;;;
-;;;  Copyright (C) 2017, 2018 Mike Gerwitz
-;;;
-;;;  This file is part of Ulambda Scheme.
-;;;
-;;;  Ulambda Scheme is free software: you can redistribute it and/or modify
-;;;  it under the terms of the GNU Affero General Public License as
-;;;  published by the Free Software Foundation, either version 3 of the
-;;;  License, or (at your option) any later version.
-;;;
-;;;  This program is distributed in the hope that it will be useful,
-;;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
-;;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-;;;  GNU General Public License for more details.
-;;;
-;;;  You should have received a copy of the GNU Affero General Public License
-;;;  along with this program.  If not, see <http://www.gnu.org/licenses/>.
-;;;
+;;;; Prebirth Lisp implemented in Prebirth Lisp (self-hosting)
+;;;;
+;;;;  Copyright (C) 2017, 2018 Mike Gerwitz
+;;;;
+;;;;  This file is part of Ulambda Scheme.
+;;;;
+;;;;  Ulambda Scheme is free software: you can redistribute it and/or modify
+;;;;  it under the terms of the GNU Affero General Public License as
+;;;;  published by the Free Software Foundation, either version 3 of the
+;;;;  License, or (at your option) any later version.
+;;;;
+;;;;  This program is distributed in the hope that it will be useful,
+;;;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;;;  GNU General Public License for more details.
+;;;;
+;;;;  You should have received a copy of the GNU Affero General Public License
+;;;;  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+;;;;
+
+
+
+;;; Commentary:
+
 ;;; THIS IS TEMPORARY CODE that will be REWRITTEN IN REBIRTH LISP ITSELF
 ;;; after a very basic bootstrap is complete.  It is retained as an
 ;;; important artifact for those who wish to build Ulambda Scheme from
@@ -41,6 +46,11 @@
 ;;; that completely, which bootstraps the runtime in its entirety.  At that
 ;;; point, all development will be exclusively in Scheme and we can get on
 ;;; with Ulambda Scheme.
+;;;
+
+;;; Code:
+
+
 
 ;; pair selection
 (define (cadr xs)
diff --git a/bootstrap/rebirth.scm b/bootstrap/rebirth.scm
index 2d89866..30fcbdd 100644
--- a/bootstrap/rebirth.scm
+++ b/bootstrap/rebirth.scm
@@ -1,22 +1,27 @@
-;;; Rebirth Lisp implemented in Birth and Rebirth Lisp (self-hosting)
-;;;
-;;;  Copyright (C) 2017, 2018 Mike Gerwitz
-;;;
-;;;  This file is part of Ulambda Scheme.
-;;;
-;;;  Ulambda Scheme is free software: you can redistribute it and/or modify
-;;;  it under the terms of the GNU Affero General Public License as
-;;;  published by the Free Software Foundation, either version 3 of the
-;;;  License, or (at your option) any later version.
-;;;
-;;;  This program is distributed in the hope that it will be useful,
-;;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
-;;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-;;;  GNU General Public License for more details.
-;;;
-;;;  You should have received a copy of the GNU Affero General Public License
-;;;  along with this program.  If not, see <http://www.gnu.org/licenses/>.
-;;;
+;;;; Rebirth Lisp implemented in Birth and Rebirth Lisp (self-hosting)
+;;;;
+;;;;  Copyright (C) 2017, 2018 Mike Gerwitz
+;;;;
+;;;;  This file is part of Ulambda Scheme.
+;;;;
+;;;;  Ulambda Scheme is free software: you can redistribute it and/or modify
+;;;;  it under the terms of the GNU Affero General Public License as
+;;;;  published by the Free Software Foundation, either version 3 of the
+;;;;  License, or (at your option) any later version.
+;;;;
+;;;;  This program is distributed in the hope that it will be useful,
+;;;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;;;  GNU General Public License for more details.
+;;;;
+;;;;  You should have received a copy of the GNU Affero General Public License
+;;;;  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+;;;;
+
+
+
+;;; Commentary:
+
 ;;; THIS IS TEMPORARY CODE that will be REWRITTEN IN ULAMBDA SCHEME after a
 ;;; very basic bootstrap is complete.  It is retained as an important
 ;;; artifact for those who wish to build Ulambda Scheme from scratch without
@@ -58,8 +63,13 @@
 ;;; used, so those appear at the top of this file, despite their definitions
 ;;; not being supported until future passes.
 ;;;
-;;; So, to begin, goto STEP 0!    ----------------,
-;;;                                               V
+
+;;; Code:
+
+
+
+;; So, to begin, goto STEP 0!     ----------------,
+;;                                                V
 (cond-expand
   (include
    (include "rebirth/es.scm")             ;; STEP 2 (start at STEP 0)  <--,
diff --git a/bootstrap/rebirth/es.scm b/bootstrap/rebirth/es.scm
index b847d14..1a46c8d 100644
--- a/bootstrap/rebirth/es.scm
+++ b/bootstrap/rebirth/es.scm
@@ -1,22 +1,27 @@
-;;; ECMAScript Target Compiler Macros for Rebirth Lisp
-;;;
-;;;  Copyright (C) 2017, 2018 Mike Gerwitz
-;;;
-;;;  This file is part of Ulambda Scheme.
-;;;
-;;;  Ulambda Scheme is free software: you can redistribute it and/or modify
-;;;  it under the terms of the GNU Affero General Public License as
-;;;  published by the Free Software Foundation, either version 3 of the
-;;;  License, or (at your option) any later version.
-;;;
-;;;  This program is distributed in the hope that it will be useful,
-;;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
-;;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-;;;  GNU General Public License for more details.
-;;;
-;;;  You should have received a copy of the GNU Affero General Public License
-;;;  along with this program.  If not, see <http://www.gnu.org/licenses/>.
-;;;
+;;;; ECMAScript Target Compiler Macros for Rebirth Lisp
+;;;;
+;;;;  Copyright (C) 2017, 2018 Mike Gerwitz
+;;;;
+;;;;  This file is part of Ulambda Scheme.
+;;;;
+;;;;  Ulambda Scheme is free software: you can redistribute it and/or modify
+;;;;  it under the terms of the GNU Affero General Public License as
+;;;;  published by the Free Software Foundation, either version 3 of the
+;;;;  License, or (at your option) any later version.
+;;;;
+;;;;  This program is distributed in the hope that it will be useful,
+;;;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;;;  GNU General Public License for more details.
+;;;;
+;;;;  You should have received a copy of the GNU Affero General Public License
+;;;;  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+;;;;
+
+
+
+;;; Commentary:
+
 ;;; THIS IS BOOTSTRAP CODE INTENDED FOR USE ONLY IN REBIRTH.
 ;;;
 ;;;
@@ -63,6 +68,11 @@
 ;;; forms, re-arranged as needed for compilation (see limitations of
 ;;; `cdfn-macro'), so all changes are clearly visible in the repository
 ;;; history.
+;;;
+
+;;; Code:
+
+
 
 (cond-expand
   (cdfn-macro
diff --git a/bootstrap/rebirth/macro.scm b/bootstrap/rebirth/macro.scm
index 732a144..da5abec 100644
--- a/bootstrap/rebirth/macro.scm
+++ b/bootstrap/rebirth/macro.scm
@@ -1,22 +1,27 @@
-;;; Macro support for Rebirth Lisp
-;;;
-;;;  Copyright (C) 2017, 2018 Mike Gerwitz
-;;;
-;;;  This file is part of Ulambda Scheme.
-;;;
-;;;  Ulambda Scheme is free software: you can redistribute it and/or modify
-;;;  it under the terms of the GNU Affero General Public License as
-;;;  published by the Free Software Foundation, either version 3 of the
-;;;  License, or (at your option) any later version.
-;;;
-;;;  This program is distributed in the hope that it will be useful,
-;;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
-;;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-;;;  GNU General Public License for more details.
-;;;
-;;;  You should have received a copy of the GNU Affero General Public License
-;;;  along with this program.  If not, see <http://www.gnu.org/licenses/>.
-;;;
+;;;; Macro support for Rebirth Lisp
+;;;;
+;;;;  Copyright (C) 2017, 2018 Mike Gerwitz
+;;;;
+;;;;  This file is part of Ulambda Scheme.
+;;;;
+;;;;  Ulambda Scheme is free software: you can redistribute it and/or modify
+;;;;  it under the terms of the GNU Affero General Public License as
+;;;;  published by the Free Software Foundation, either version 3 of the
+;;;;  License, or (at your option) any later version.
+;;;;
+;;;;  This program is distributed in the hope that it will be useful,
+;;;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;;;  GNU General Public License for more details.
+;;;;
+;;;;  You should have received a copy of the GNU Affero General Public License
+;;;;  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+;;;;
+
+
+
+;;; Commentary:
+
 ;;; THIS IS BOOTSTRAP CODE INTENDED FOR USE ONLY IN REBIRTH.
 ;;;
 ;;;
@@ -53,6 +58,11 @@
 ;;; This implementation is very simple---there's very little code but a
 ;;; great deal of comments.  They describe important caveats and hopefully
 ;;; enlighten the curious reader.
+;;;
+
+;;; Code:
+
+
 
 (cond-expand
   (string->es
diff --git a/bootstrap/rebirth/relibprebirth.scm b/bootstrap/rebirth/relibprebirth.scm
index 4070455..596f19c 100644
--- a/bootstrap/rebirth/relibprebirth.scm
+++ b/bootstrap/rebirth/relibprebirth.scm
@@ -1,22 +1,27 @@
-;;; libprebirth Replacement for Rebirth Lisp
-;;;
-;;;  Copyright (C) 2017, 2018 Mike Gerwitz
-;;;
-;;;  This file is part of Ulambda Scheme.
-;;;
-;;;  Ulambda Scheme is free software: you can redistribute it and/or modify
-;;;  it under the terms of the GNU Affero General Public License as
-;;;  published by the Free Software Foundation, either version 3 of the
-;;;  License, or (at your option) any later version.
-;;;
-;;;  This program is distributed in the hope that it will be useful,
-;;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
-;;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-;;;  GNU General Public License for more details.
-;;;
-;;;  You should have received a copy of the GNU Affero General Public License
-;;;  along with this program.  If not, see <http://www.gnu.org/licenses/>.
-;;;
+;;;; libprebirth Replacement for Rebirth Lisp
+;;;;
+;;;;  Copyright (C) 2017, 2018 Mike Gerwitz
+;;;;
+;;;;  This file is part of Ulambda Scheme.
+;;;;
+;;;;  Ulambda Scheme is free software: you can redistribute it and/or modify
+;;;;  it under the terms of the GNU Affero General Public License as
+;;;;  published by the Free Software Foundation, either version 3 of the
+;;;;  License, or (at your option) any later version.
+;;;;
+;;;;  This program is distributed in the hope that it will be useful,
+;;;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;;;  GNU General Public License for more details.
+;;;;
+;;;;  You should have received a copy of the GNU Affero General Public License
+;;;;  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+;;;;
+
+
+
+;;; Commentary:
+
 ;;; THIS IS BOOTSTRAP CODE INTENDED FOR USE ONLY IN REBIRTH.
 ;;;
 ;;;
@@ -39,6 +44,11 @@
 ;;; Some of these definitions aren't valid: variable arguments, for
 ;;; example, aren't represented _at all_---the `define' form will be
 ;;; properly implemented in the future to correct this.
+;;;
+
+;;; Code:
+
+
 
 (cond-expand
   (string->es