- Rename .sgml files to .xml

- Reflect the rename in referencing files

Approved by:	doceng (implicit)

65 files changed, 183 insertions, 183 deletions

diff --git a/pt_BR.ISO8859-1/articles/building-products/article.sgml b/pt_BR.ISO8859-1/articles/building-products/article.xml
index 9c1080436c..9c1080436c 100644
--- a/pt_BR.ISO8859-1/articles/building-products/article.sgml
+++ b/pt_BR.ISO8859-1/articles/building-products/article.xml
diff --git a/pt_BR.ISO8859-1/articles/contributing-ports/Makefile b/pt_BR.ISO8859-1/articles/contributing-ports/Makefile
index 2e619ed49c..0186861363 100644
--- a/pt_BR.ISO8859-1/articles/contributing-ports/Makefile
+++ b/pt_BR.ISO8859-1/articles/contributing-ports/Makefile
@@ -16,7 +16,7 @@ WITH_ARTICLE_TOC?= YES
 INSTALL_COMPRESSED?=gz
 INSTALL_ONLY_COMPRESSED?=
 
-SRCS=	article.sgml
+SRCS=	article.xml
 
 URL_RELPREFIX?=	../../../..
 DOC_PREFIX?=	${.CURDIR}/../../..
diff --git a/pt_BR.ISO8859-1/articles/contributing-ports/article.sgml b/pt_BR.ISO8859-1/articles/contributing-ports/article.xml
index 4d05f5c1ef..4d05f5c1ef 100644
--- a/pt_BR.ISO8859-1/articles/contributing-ports/article.sgml
+++ b/pt_BR.ISO8859-1/articles/contributing-ports/article.xml
diff --git a/pt_BR.ISO8859-1/articles/contributing/Makefile b/pt_BR.ISO8859-1/articles/contributing/Makefile
index 711016a9bd..005f4ad0c1 100644
--- a/pt_BR.ISO8859-1/articles/contributing/Makefile
+++ b/pt_BR.ISO8859-1/articles/contributing/Makefile
@@ -15,7 +15,7 @@ INSTALL_ONLY_COMPRESSED?=
 
 WITH_ARTICLE_TOC?=YES
 
-SRCS= article.sgml
+SRCS= article.xml
 
 DOC_PREFIX?= ${.CURDIR}/../../..
 
diff --git a/pt_BR.ISO8859-1/articles/contributing/article.sgml b/pt_BR.ISO8859-1/articles/contributing/article.xml
index c9bd8a3a27..c9bd8a3a27 100644
--- a/pt_BR.ISO8859-1/articles/contributing/article.sgml
+++ b/pt_BR.ISO8859-1/articles/contributing/article.xml
diff --git a/pt_BR.ISO8859-1/articles/explaining-bsd/Makefile b/pt_BR.ISO8859-1/articles/explaining-bsd/Makefile
index cee66a9543..da91a17eb4 100644
--- a/pt_BR.ISO8859-1/articles/explaining-bsd/Makefile
+++ b/pt_BR.ISO8859-1/articles/explaining-bsd/Makefile
@@ -18,7 +18,7 @@ WITH_ARTICLE_TOC?= YES
 INSTALL_COMPRESSED?= gz
 INSTALL_ONLY_COMPRESSED?=
 
-SRCS=	article.sgml
+SRCS=	article.xml
 
 URL_RELPREFIX?=	../../../..
 DOC_PREFIX?=	${.CURDIR}/../../..
diff --git a/pt_BR.ISO8859-1/articles/explaining-bsd/article.sgml b/pt_BR.ISO8859-1/articles/explaining-bsd/article.xml
index 54b0cf878e..54b0cf878e 100644
--- a/pt_BR.ISO8859-1/articles/explaining-bsd/article.sgml
+++ b/pt_BR.ISO8859-1/articles/explaining-bsd/article.xml
diff --git a/pt_BR.ISO8859-1/articles/freebsd-questions/Makefile b/pt_BR.ISO8859-1/articles/freebsd-questions/Makefile
index c30215815e..6fdd61788a 100644
--- a/pt_BR.ISO8859-1/articles/freebsd-questions/Makefile
+++ b/pt_BR.ISO8859-1/articles/freebsd-questions/Makefile
@@ -18,7 +18,7 @@ WITH_ARTICLE_TOC?= YES
 INSTALL_COMPRESSED?= gz
 INSTALL_ONLY_COMPRESSED?=
 
-SRCS=	article.sgml
+SRCS=	article.xml
 
 URL_RELPREFIX?=	../../../..
 DOC_PREFIX?= ${.CURDIR}/../../..
diff --git a/pt_BR.ISO8859-1/articles/freebsd-questions/article.sgml b/pt_BR.ISO8859-1/articles/freebsd-questions/article.xml
index f3cfe56aff..f3cfe56aff 100644
--- a/pt_BR.ISO8859-1/articles/freebsd-questions/article.sgml
+++ b/pt_BR.ISO8859-1/articles/freebsd-questions/article.xml
diff --git a/pt_BR.ISO8859-1/articles/freebsd-update-server/article.sgml b/pt_BR.ISO8859-1/articles/freebsd-update-server/article.xml
index ea4e0ffa81..ea4e0ffa81 100644
--- a/pt_BR.ISO8859-1/articles/freebsd-update-server/article.sgml
+++ b/pt_BR.ISO8859-1/articles/freebsd-update-server/article.xml
diff --git a/pt_BR.ISO8859-1/articles/hubs/Makefile b/pt_BR.ISO8859-1/articles/hubs/Makefile
index 5cd9597f55..34b23031b0 100644
--- a/pt_BR.ISO8859-1/articles/hubs/Makefile
+++ b/pt_BR.ISO8859-1/articles/hubs/Makefile
@@ -16,7 +16,7 @@ WITH_ARTICLE_TOC?= YES
 INSTALL_COMPRESSED?=gz
 INSTALL_ONLY_COMPRESSED?=
 
-SRCS=	article.sgml
+SRCS=	article.xml
 
 DOC_PREFIX?= ${.CURDIR}/../../..
 .include "${DOC_PREFIX}/share/mk/doc.project.mk"
diff --git a/pt_BR.ISO8859-1/articles/hubs/article.sgml b/pt_BR.ISO8859-1/articles/hubs/article.xml
index b6fc3c5645..b6fc3c5645 100644
--- a/pt_BR.ISO8859-1/articles/hubs/article.sgml
+++ b/pt_BR.ISO8859-1/articles/hubs/article.xml
diff --git a/pt_BR.ISO8859-1/articles/linux-users/Makefile b/pt_BR.ISO8859-1/articles/linux-users/Makefile
index e7b9b23ca7..b34d3c7424 100644
--- a/pt_BR.ISO8859-1/articles/linux-users/Makefile
+++ b/pt_BR.ISO8859-1/articles/linux-users/Makefile
@@ -11,7 +11,7 @@ WITH_ARTICLE_TOC?= YES
 INSTALL_COMPRESSED?= gz
 INSTALL_ONLY_COMPRESSED?=
 
-SRCS=	article.sgml
+SRCS=	article.xml
 
 URL_RELPREFIX?=	../../../..
 DOC_PREFIX?=	${.CURDIR}/../../..
diff --git a/pt_BR.ISO8859-1/articles/linux-users/article.sgml b/pt_BR.ISO8859-1/articles/linux-users/article.xml
index 24fd1f2698..24fd1f2698 100644
--- a/pt_BR.ISO8859-1/articles/linux-users/article.sgml
+++ b/pt_BR.ISO8859-1/articles/linux-users/article.xml
diff --git a/pt_BR.ISO8859-1/articles/new-users/Makefile b/pt_BR.ISO8859-1/articles/new-users/Makefile
index ac8c11d6d4..61096a904e 100644
--- a/pt_BR.ISO8859-1/articles/new-users/Makefile
+++ b/pt_BR.ISO8859-1/articles/new-users/Makefile
@@ -16,7 +16,7 @@ WITH_ARTICLE_TOC?= YES
 INSTALL_COMPRESSED?=gz
 INSTALL_ONLY_COMPRESSED?=
 
-SRCS=	article.sgml
+SRCS=	article.xml
 
 URL_RELPREFIX?=	../../../..
 DOC_PREFIX?= ${.CURDIR}/../../..
diff --git a/pt_BR.ISO8859-1/articles/new-users/article.sgml b/pt_BR.ISO8859-1/articles/new-users/article.xml
index 7ae8b7f5bd..7ae8b7f5bd 100644
--- a/pt_BR.ISO8859-1/articles/new-users/article.sgml
+++ b/pt_BR.ISO8859-1/articles/new-users/article.xml
diff --git a/pt_BR.ISO8859-1/articles/problem-reports/Makefile b/pt_BR.ISO8859-1/articles/problem-reports/Makefile
index a63b4aca1a..9fd22973d8 100644
--- a/pt_BR.ISO8859-1/articles/problem-reports/Makefile
+++ b/pt_BR.ISO8859-1/articles/problem-reports/Makefile
@@ -16,7 +16,7 @@ WITH_ARTICLE_TOC?= YES
 INSTALL_COMPRESSED?=gz
 INSTALL_ONLY_COMPRESSED?=
 
-SRCS=	article.sgml
+SRCS=	article.xml
 
 URL_RELPREFIX?=	../../../..
 DOC_PREFIX?= ${.CURDIR}/../../..
diff --git a/pt_BR.ISO8859-1/articles/problem-reports/article.sgml b/pt_BR.ISO8859-1/articles/problem-reports/article.xml
index a14e4b61e6..a14e4b61e6 100644
--- a/pt_BR.ISO8859-1/articles/problem-reports/article.sgml
+++ b/pt_BR.ISO8859-1/articles/problem-reports/article.xml
diff --git a/pt_BR.ISO8859-1/books/faq/Makefile b/pt_BR.ISO8859-1/books/faq/Makefile
index 2a168b9e91..519a6a583c 100644
--- a/pt_BR.ISO8859-1/books/faq/Makefile
+++ b/pt_BR.ISO8859-1/books/faq/Makefile
@@ -26,7 +26,7 @@ WITH_BIBLIOXREF_TITLE?=YES
 #
 
 # SGML content
-SRCS= book.sgml
+SRCS= book.xml
 
 DOC_PREFIX?= ${.CURDIR}/../../..
 
diff --git a/pt_BR.ISO8859-1/books/faq/book.sgml b/pt_BR.ISO8859-1/books/faq/book.xml
index 992e196d42..bcc45bbd14 100644
--- a/pt_BR.ISO8859-1/books/faq/book.sgml
+++ b/pt_BR.ISO8859-1/books/faq/book.xml
@@ -3,7 +3,7 @@
 	"../../../share/sgml/freebsd42.dtd" [
 <!ENTITY % entities PUBLIC "-//FreeBSD//ENTITIES DocBook FreeBSD Entity Set//PT" "../../share/sgml/entities.ent">
 %entities;
-<!ENTITY bibliography SYSTEM "../../share/sgml/bibliography.sgml">
+<!ENTITY bibliography SYSTEM "../../share/sgml/bibliography.xml">
 ]>
 
 <!--
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/Makefile b/pt_BR.ISO8859-1/books/fdp-primer/Makefile
index 1732ad0096..714803341b 100755
--- a/pt_BR.ISO8859-1/books/fdp-primer/Makefile
+++ b/pt_BR.ISO8859-1/books/fdp-primer/Makefile
@@ -22,21 +22,21 @@ INSTALL_ONLY_COMPRESSED?=
 #
 
 # SGML content
-SRCS=  book.sgml 
-SRCS+= overview/chapter.sgml 
-SRCS+= psgml-mode/chapter.sgml 
-SRCS+= see-also/chapter.sgml 
-SRCS+= sgml-markup/chapter.sgml 
-SRCS+= sgml-primer/chapter.sgml 
-SRCS+= stylesheets/chapter.sgml 
-SRCS+= structure/chapter.sgml
-SRCS+= doc-build/chapter.sgml
-SRCS+= the-website/chapter.sgml 
-SRCS+= tools/chapter.sgml 
-SRCS+= translations/chapter.sgml
-SRCS+= writing-style/chapter.sgml 
-
-SRCS+= examples/appendix.sgml
+SRCS=  book.xml 
+SRCS+= overview/chapter.xml 
+SRCS+= psgml-mode/chapter.xml 
+SRCS+= see-also/chapter.xml 
+SRCS+= sgml-markup/chapter.xml 
+SRCS+= sgml-primer/chapter.xml 
+SRCS+= stylesheets/chapter.xml 
+SRCS+= structure/chapter.xml
+SRCS+= doc-build/chapter.xml
+SRCS+= the-website/chapter.xml 
+SRCS+= tools/chapter.xml 
+SRCS+= translations/chapter.xml
+SRCS+= writing-style/chapter.xml 
+
+SRCS+= examples/appendix.xml
 
 # Images from the cross-document image library
 IMAGES_LIB=	callouts/1.png
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/book.sgml b/pt_BR.ISO8859-1/books/fdp-primer/book.xml
index 3d3cdbe60b..ccfb0187d7 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/book.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/book.xml
@@ -273,8 +273,8 @@ Password:</screen></entry>
 
   &chap.overview;
   &chap.tools;
-  &chap.sgml-primer;
-  &chap.sgml-markup;
+  &chap.xml-primer;
+  &chap.xml-markup;
   &chap.stylesheets;
   &chap.structure;
   &chap.doc-build;
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/chapters.ent b/pt_BR.ISO8859-1/books/fdp-primer/chapters.ent
index fd6fd5cec4..3dc72223c0 100755
--- a/pt_BR.ISO8859-1/books/fdp-primer/chapters.ent
+++ b/pt_BR.ISO8859-1/books/fdp-primer/chapters.ent
@@ -9,17 +9,17 @@
 
 -->
 
-<!ENTITY chap.overview		SYSTEM "overview/chapter.sgml">
-<!ENTITY chap.sgml-primer	SYSTEM "sgml-primer/chapter.sgml">
-<!ENTITY chap.tools		SYSTEM "tools/chapter.sgml">
-<!ENTITY chap.sgml-markup       SYSTEM "sgml-markup/chapter.sgml">
-<!ENTITY chap.stylesheets	SYSTEM "stylesheets/chapter.sgml">
-<!ENTITY chap.structure         SYSTEM "structure/chapter.sgml">
-<!ENTITY chap.the-website	SYSTEM "the-website/chapter.sgml">
-<!ENTITY chap.translations	SYSTEM "translations/chapter.sgml">
-<!ENTITY chap.writing-style	SYSTEM "writing-style/chapter.sgml">
-<!ENTITY chap.psgml-mode	SYSTEM "psgml-mode/chapter.sgml">
-<!ENTITY chap.see-also		SYSTEM "see-also/chapter.sgml">	
-<!ENTITY chap.doc-build		SYSTEM "doc-build/chapter.sgml">
+<!ENTITY chap.overview		SYSTEM "overview/chapter.xml">
+<!ENTITY chap.xml-primer	SYSTEM "sgml-primer/chapter.xml">
+<!ENTITY chap.tools		SYSTEM "tools/chapter.xml">
+<!ENTITY chap.xml-markup       SYSTEM "sgml-markup/chapter.xml">
+<!ENTITY chap.stylesheets	SYSTEM "stylesheets/chapter.xml">
+<!ENTITY chap.structure         SYSTEM "structure/chapter.xml">
+<!ENTITY chap.the-website	SYSTEM "the-website/chapter.xml">
+<!ENTITY chap.translations	SYSTEM "translations/chapter.xml">
+<!ENTITY chap.writing-style	SYSTEM "writing-style/chapter.xml">
+<!ENTITY chap.psgml-mode	SYSTEM "psgml-mode/chapter.xml">
+<!ENTITY chap.see-also		SYSTEM "see-also/chapter.xml">	
+<!ENTITY chap.doc-build		SYSTEM "doc-build/chapter.xml">
 
-<!ENTITY app.examples		SYSTEM "examples/appendix.sgml">
+<!ENTITY app.examples		SYSTEM "examples/appendix.xml">
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/doc-build/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/doc-build/chapter.xml
index 85fa1b8065..cd66467abc 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/doc-build/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/doc-build/chapter.xml
@@ -251,7 +251,7 @@ INSTALL_COMPRESSED?= gz
 INSTALL_ONLY_COMPRESSED?=
 
 # SGML content
-SRCS=  book.sgml
+SRCS=  book.xml
 
 DOC_PREFIX?= ${.CURDIR}/../../..
 
@@ -265,7 +265,7 @@ DOC_PREFIX?= ${.CURDIR}/../../..
 	mantê-lo.</para>
 
       <para><makevar>DOC</makevar> é o nome (sem a 
-	extensão <filename>.sgml</filename>) do principal 
+	extensão <filename>.xml</filename>) do principal 
 	documento criado por este diretório.  A variável
 	<makevar>SRCS</makevar> lista todos os arquivos individuais 
 	que compõem o documento.  Ela também deve 
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/examples/appendix.sgml b/pt_BR.ISO8859-1/books/fdp-primer/examples/appendix.xml
index e223134850..5e96afc1c5 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/examples/appendix.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/examples/appendix.xml
@@ -190,7 +190,7 @@
     -c /usr/local/share/sgml/docbook/catalog \
     -c /usr/local/share/sgml/jade/catalog \
     -d /usr/local/share/sgml/docbook/dsssl/modular/html/docbook.dsl \<co id="examples-co-jade-1-dsssl"/>
-    -t sgml <co id="examples-co-jade-1-transform"/> <replaceable>file</replaceable>.sgml &gt; <replaceable>file</replaceable>.html <co id="examples-co-jade-1-filename"/></userinput></screen>
+    -t sgml <co id="examples-co-jade-1-transform"/> <replaceable>file</replaceable>.xml &gt; <replaceable>file</replaceable>.html <co id="examples-co-jade-1-filename"/></userinput></screen>
 
 	<calloutlist>
 	  <callout arearefs="examples-co-jade-1-nochunks">
@@ -246,7 +246,7 @@
     -c /usr/local/share/sgml/docbook/catalog \
     -c /usr/local/share/sgml/jade/catalog \
     -d /usr/local/share/sgml/docbook/dsssl/modular/html/docbook.dsl \<co id="examples-co-jade-2-dsssl"/>
-    -t sgml <co id="examples-co-jade-2-transform"/> <replaceable>file</replaceable>.sgml <co id="examples-co-jade-2-filename"/></userinput></screen>
+    -t sgml <co id="examples-co-jade-2-transform"/> <replaceable>file</replaceable>.xml <co id="examples-co-jade-2-filename"/></userinput></screen>
 
 	<calloutlist>
 	  <callout arearefs="examples-co-jade-2-catalog">
@@ -306,7 +306,7 @@
     -c /usr/local/share/sgml/docbook/catalog \
     -c /usr/local/share/sgml/jade/catalog \
     -d /usr/local/share/sgml/docbook/dsssl/modular/print/docbook.dsl \<co id="examples-co-jade-3-dsssl"/>
-    -t tex <co id="examples-co-jade-3-tex"/> <replaceable>file</replaceable>.sgml</userinput></screen>
+    -t tex <co id="examples-co-jade-3-tex"/> <replaceable>file</replaceable>.xml</userinput></screen>
 
 	<calloutlist>
 	  <callout arearefs="examples-co-jade-3-tex-backend">
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/overview/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/overview/chapter.xml
index 7c80ede6ce..b97ed64711 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/overview/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/overview/chapter.xml
@@ -286,7 +286,7 @@
       </step>
 
       <step>
-	<para>Edite os arquivos <filename>.sgml</filename> 
+	<para>Edite os arquivos <filename>.xml</filename> 
           utilizando o editor da sua preferência.</para>
       </step>
 
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/psgml-mode/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/psgml-mode/chapter.xml
index 23df6017bc..93a6a92480 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/psgml-mode/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/psgml-mode/chapter.xml
@@ -46,7 +46,7 @@
     um pacote muito útil chamado PSGML (ele pode ser instalado
     pelo <filename role="package">editors/psgml</filename>).  Ele 
     é automaticamente invocado quando um arquivo com a
-    extensão <filename>.sgml</filename> é carregado, ou
+    extensão <filename>.xml</filename> é carregado, ou
     executando <command>M-x sgml-mode</command>, ele é a
     modalidade principal para tratar dos elementos e dos atributos de
     um arquivo SGML.</para>
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/see-also/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/see-also/chapter.xml
index c681654aa5..c681654aa5 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/see-also/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/see-also/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/sgml-markup/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/sgml-markup/chapter.xml
index 4533ebdd21..92a93e19c6 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/sgml-markup/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/sgml-markup/chapter.xml
@@ -2048,7 +2048,7 @@ para a arquitetura Intel.</para>]]></programlisting>
 	
 	  <programlisting><![ RCDATA [<para>O fonte SGML do Handbook em Inglês pode ser encotrado em 
   <filename class="directory">/usr/doc/en_US.ISO8859-1/books/handbook/</filename>.  
-  O primeiro arquivo neste diretório é chamado <filename>book.sgml</filename>. 
+  O primeiro arquivo neste diretório é chamado <filename>book.xml</filename>. 
   Você também deve ver o <filename>Makefile</filename> 
   e alguns arquivos com a extensão <filename>.ent</filename>.</para>]]></programlisting>
 
@@ -2057,7 +2057,7 @@ para a arquitetura Intel.</para>]]></programlisting>
 	  <para>O fonte SGML do Handbook em Inglês pode ser 
 	    encotrado em <filename>/usr/doc/en/handbook/</filename>.
 	    O primeiro arquivo neste diretório é 
-	    chamado <filename>handbook.sgml</filename>.  Você 
+	    chamado <filename>handbook.xml</filename>.  Você 
 	    também deve ver o <filename>Makefile</filename> 
 	    e alguns arquivos com a extensão 
 	    <filename>.ent</filename>.</para>
@@ -2767,9 +2767,9 @@ IMAGES+= fig3.png
 	<para>Suponha que você tenha um livro com três
 	  capítulos, e os capítulos estão 
 	  armazenados cada um no seu próprio diretório,
-	  chamados <filename>chapter1/chapter.sgml</filename>,
-	  <filename>chapter2/chapter.sgml</filename>, e
-	  <filename>chapter3/chapter.sgml</filename>.  Se cada 
+	  chamados <filename>chapter1/chapter.xml</filename>,
+	  <filename>chapter2/chapter.xml</filename>, e
+	  <filename>chapter3/chapter.xml</filename>.  Se cada 
 	  capítulo tiver imagens associadas a eles, é 
 	  sugerido que você as coloque dentro do respectivo 
 	  subdiretório de cada capítulo 
@@ -2786,7 +2786,7 @@ IMAGES+= fig3.png
 
 	<para>Por exemplo, se você tiver
 	  <filename>chapter1/fig1.png</filename>, então
-	  <filename>chapter1/chapter.sgml</filename> deve 
+	  <filename>chapter1/chapter.xml</filename> deve 
 	  conter:</para>  	
 
 	<programlisting>&lt;mediaobject>
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/sgml-primer/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/sgml-primer/chapter.xml
index b9eb895046..bc2280e9ed 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/sgml-primer/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/sgml-primer/chapter.xml
@@ -501,7 +501,7 @@ setenv SGML_CATALOG_FILES /usr/doc/en_US.ISO8859-1/share/sgml/catalog:$SGML_CATA
 
       <procedure>
 	<step>
-	  <para>Crie o arquivo <filename>example.sgml</filename>, e 
+	  <para>Crie o arquivo <filename>example.xml</filename>, e 
 	    entre com o seguinte texto:</para>
 
 	  <programlisting><![ RCDATA [<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
@@ -546,7 +546,7 @@ setenv SGML_CATALOG_FILES /usr/doc/en_US.ISO8859-1/share/sgml/catalog:$SGML_CATA
 	  <para>Utilize o <command>onsgmls</command> para verificar 
 	    se o seu documento é válido:</para>
 
-          <screen>&prompt.user; <userinput>onsgmls -s example.sgml</userinput></screen>
+          <screen>&prompt.user; <userinput>onsgmls -s example.xml</userinput></screen>
 
 	  <para>Como você irá ver, o 
 	    <command>onsgmls</command> irá executar sem 
@@ -560,9 +560,9 @@ setenv SGML_CATALOG_FILES /usr/doc/en_US.ISO8859-1/share/sgml/catalog:$SGML_CATA
 	    tags <sgmltag>title</sgmltag> e <sgmltag>/title</sgmltag>
 	    , e execute novamente a validação.</para>
 
-          <screen>&prompt.user; <userinput>onsgmls -s example.sgml</userinput>
-onsgmls:example.sgml:5:4:E: character data is not allowed here
-onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
+          <screen>&prompt.user; <userinput>onsgmls -s example.xml</userinput>
+onsgmls:example.xml:5:4:E: character data is not allowed here
+onsgmls:example.xml:6:8:E: end tag for "HEAD" which is not finished</screen>
 
 	  <para>As mensagens de erro emitidas pelo 
 	    <command>onsgmls</command> são organizadas em 
@@ -1093,14 +1093,14 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
       <procedure>
 	<step>
 	  <para>Adicione alguns comentários ao arquivo
-	  <filename>example.sgml</filename> e verifique se ele 
+	  <filename>example.xml</filename> e verifique se ele 
 	  continua válido usando o <command>onsgmls</command>.
 	  </para>
 	</step>
 
 	<step>
 	  <para>Adicione alguns comentários inválidos ao
-	    <filename>example.sgml</filename> e veja as mensagens de 
+	    <filename>example.xml</filename> e veja as mensagens de 
 	    erro que o <command>onsgmls</command> emite quando 
 	    encontra um comentário inválido.</para>
 	</step>
@@ -1247,7 +1247,7 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
       <procedure>
 	<step>
 	  <para>Adicione uma entidade geral ao 
-	    <filename>example.sgml</filename>.</para>
+	    <filename>example.xml</filename>.</para>
 
 	  <programlisting><![ RCDATA [<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" [
 <!ENTITY version "1.1">
@@ -1278,7 +1278,7 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
 	</step>
 
 	<step>
-	  <para>Carregue o arquivo <filename>example.sgml</filename>
+	  <para>Carregue o arquivo <filename>example.xml</filename>
 	    no seu navegador web (Você pode precisar 
 	    copiá-lo para <filename>example.html</filename> 
 	    antes que o seu navegador possa reconhecê-lo como 
@@ -1311,7 +1311,7 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
 	  <para>Você pode utilizar o <command>osgmlnorm
 	    </command> para fazer isto:</para>
 
-          <screen>&prompt.user; <userinput>osgmlnorm example.sgml &gt; example.html</userinput></screen>
+          <screen>&prompt.user; <userinput>osgmlnorm example.xml &gt; example.html</userinput></screen>
 
 	  <para>Você deve encontrar uma cópia 
 	    normalizada (isto é, entidades referenciadas 
@@ -1327,7 +1327,7 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
 	    inicio.  Para incluí-la você precisa 
 	    utilizar a opção <option>-d</option>:</para>
 	
-          <screen>&prompt.user; <userinput>osgmlnorm -d example.sgml &gt; example.html</userinput></screen>
+          <screen>&prompt.user; <userinput>osgmlnorm -d example.xml &gt; example.html</userinput></screen>
 	</step>
       </procedure>
     </sect2>
@@ -1347,9 +1347,9 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
 
       <para>Suponha que você possui algum conteúdo para um 
 	livro SGML organizado em arquivos, um arquivo por capítulo, 
-	chamados <filename>chapter1.sgml</filename>,
-	<filename>chapter2.sgml</filename>, e assim por diante, com 
-	um arquivo <filename>book.sgml</filename> que irá 
+	chamados <filename>chapter1.xml</filename>,
+	<filename>chapter2.xml</filename>, e assim por diante, com 
+	um arquivo <filename>book.xml</filename> que irá 
 	conter estes capítulos.</para>
 	
       <para>A fim de utilizar o conteúdo destes arquivos como 
@@ -1363,9 +1363,9 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
 	  arquivos</title>
 	
 	<programlisting><![ CDATA [<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0//EN" [
-<!ENTITY chapter.1 SYSTEM "chapter1.sgml">
-<!ENTITY chapter.2 SYSTEM "chapter2.sgml">
-<!ENTITY chapter.3 SYSTEM "chapter3.sgml">
+<!ENTITY chapter.1 SYSTEM "chapter1.xml">
+<!ENTITY chapter.2 SYSTEM "chapter2.xml">
+<!ENTITY chapter.3 SYSTEM "chapter3.xml">
 <!-- e assim por diante -->
 ]>
 
@@ -1381,8 +1381,8 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
       <warning>
 	<para>Quando utilizar uma entidade geral para incluir outros
 	  arquivos em um documento, os arquivos que estiverem sendo
-	  inclusos (<filename>chapter1.sgml</filename>,
-	  <filename>chapter2.sgml</filename>, etc) 
+	  inclusos (<filename>chapter1.xml</filename>,
+	  <filename>chapter2.xml</filename>, etc) 
 	  <emphasis>não devem</emphasis> iniciar com uma 
 	  declaração DOCTYPE.  Isto é um erro 
 	  de sintaxe.</para>
@@ -1424,9 +1424,9 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
 	  <filename>chapters.ent</filename>.  Este arquivo 
 	  contém o seguinte:</para>
 	
-	<programlisting><![ RCDATA [<!ENTITY chapter.1 SYSTEM "chapter1.sgml">
-<!ENTITY chapter.2 SYSTEM "chapter2.sgml">
-<!ENTITY chapter.3 SYSTEM "chapter3.sgml">]]></programlisting>
+	<programlisting><![ RCDATA [<!ENTITY chapter.1 SYSTEM "chapter1.xml">
+<!ENTITY chapter.2 SYSTEM "chapter2.xml">
+<!ENTITY chapter.3 SYSTEM "chapter3.xml">]]></programlisting>
 
 	<para>Agora crie uma entidade de parâmetro para referenciar 
 	  o conteúdo do arquivo.  E então utilize a 
@@ -1461,9 +1461,9 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
 	<procedure>
 	  <step>
 	    <para>Crie três arquivos, 
-	      <filename>para1.sgml</filename>,
-	      <filename>para2.sgml</filename>, e
-	      <filename>para3.sgml</filename>.</para>
+	      <filename>para1.xml</filename>,
+	      <filename>para2.xml</filename>, e
+	      <filename>para3.xml</filename>.</para>
 
 	    <para>Coloque um conteúdo similar ao seguinte em 
 	      cada arquivo:</para>
@@ -1472,14 +1472,14 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
 	  </step>
 
 	  <step>
-	    <para>Edite o arquivo <filename>example.sgml</filename>
+	    <para>Edite o arquivo <filename>example.xml</filename>
 	      para que ele se pareça com este:</para>
 
 	    <programlisting><![ RCDATA [<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0//EN" [
 <!ENTITY version "1.1">
-<!ENTITY para1 SYSTEM "para1.sgml">
-<!ENTITY para2 SYSTEM "para2.sgml">
-<!ENTITY para3 SYSTEM "para3.sgml">
+<!ENTITY para1 SYSTEM "para1.xml">
+<!ENTITY para2 SYSTEM "para2.xml">
+<!ENTITY para3 SYSTEM "para3.xml">
 ]>
 
 <html>
@@ -1501,16 +1501,16 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
 	    <para>Produza o arquivo 
 	      <filename>example.html</filename> através da
 	      normalização do arquivo 
-	      <filename>example.sgml</filename>.</para>
+	      <filename>example.xml</filename>.</para>
 
-            <screen>&prompt.user; <userinput>osgmlnorm -d example.sgml &gt; example.html</userinput></screen>
+            <screen>&prompt.user; <userinput>osgmlnorm -d example.xml &gt; example.html</userinput></screen>
 	  </step>
 
 	  <step>
 	    <para>Carregue o arquivo 
 	      <filename>example.html</filename> no seu navegador web,
 	      e confirme que os arquivos 
-	      <filename>para<replaceable>n</replaceable>.sgml</filename>
+	      <filename>para<replaceable>n</replaceable>.xml</filename>
 	      foram incluídos no <filename>example.html</filename>.
 	      </para>
 	  </step>
@@ -1529,11 +1529,11 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
 	<procedure>
 	  <step>
 	    <para>Edite o arquivo 
-	      <filename>example.sgml</filename> para que ele se
+	      <filename>example.xml</filename> para que ele se
 	      pareça com este:</para>
 	
 	    <programlisting><![ RCDATA [<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0//EN" [
-<!ENTITY % entities SYSTEM "entities.sgml"> %entities;
+<!ENTITY % entities SYSTEM "entities.xml"> %entities;
 ]>
 
 <html>
@@ -1553,28 +1553,28 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
 
 	  <step>
 	    <para>Crie um novo arquivo chamado 
-	      <filename>entities.sgml</filename>, com este 
+	      <filename>entities.xml</filename>, com este 
 	      conteúdo:</para>
 
 	    <programlisting><![ RCDATA [<!ENTITY version "1.1">
-<!ENTITY para1 SYSTEM "para1.sgml">
-<!ENTITY para2 SYSTEM "para2.sgml">
-<!ENTITY para3 SYSTEM "para3.sgml">]]></programlisting>
+<!ENTITY para1 SYSTEM "para1.xml">
+<!ENTITY para2 SYSTEM "para2.xml">
+<!ENTITY para3 SYSTEM "para3.xml">]]></programlisting>
 	  </step>
 
 	  <step>
 	    <para>Produza o arquivo <filename>example.html</filename>
 	      através da normalização do arquivo
-	      <filename>example.sgml</filename>.</para>
+	      <filename>example.xml</filename>.</para>
 
-            <screen>&prompt.user; <userinput>osgmlnorm -d example.sgml &gt; example.html</userinput></screen>
+            <screen>&prompt.user; <userinput>osgmlnorm -d example.xml &gt; example.html</userinput></screen>
 	  </step>
 
 	  <step>
 	    <para>Carregue o arquivo 
 	      <filename>example.html</filename> no seu navegador web
 	      e confirme que os arquivos
-	      <filename>para<replaceable>n</replaceable>.sgml</filename>
+	      <filename>para<replaceable>n</replaceable>.xml</filename>
 	      foram incluídos no arquivo 
 	      <filename>example.html</filename>.</para>
 	  </step>
@@ -1820,7 +1820,7 @@ onsgmls:example.sgml:6:8:E: end tag for "HEAD" which is not finished</screen>
       <procedure>
 	<step>
 	  <para>Crie um novo arquivo chamado 
-	    <filename>section.sgml</filename>, o qual deve conter o 
+	    <filename>section.xml</filename>, o qual deve conter o 
 	    seguinte conteúdo:</para>
 
 	  <programlisting>&lt;!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0//EN" [
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/structure/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/structure/chapter.xml
index 0ef20bf6ea..bf353892fd 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/structure/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/structure/chapter.xml
@@ -241,7 +241,7 @@
 	</sect4>
 
 	<sect4>
-	  <title><filename>book.sgml</filename></title>
+	  <title><filename>book.xml</filename></title>
 	
 	  <para>Este é o documento de mais alto nível 
 	    do Handbook.  Ele contém as 
@@ -250,7 +250,7 @@
 	    assim como os elementos que descrevem a estrutura do 
 	    Handbook.</para>
 	
-	  <para>O <filename>book.sgml</filename> utiliza <link
+	  <para>O <filename>book.xml</filename> utiliza <link
 	    linkend="sgml-primer-parameter-entities">entidades de
 	    parâmetro</link> para carregar os arquivos com 
 	    extensão <filename>.ent</filename>.  Estes 
@@ -261,10 +261,10 @@
 	</sect4>
 
 	<sect4>
-	  <title><filename><replaceable>directory</replaceable>/chapter.sgml</filename></title>
+	  <title><filename><replaceable>directory</replaceable>/chapter.xml</filename></title>
 
 	  <para>Cada capítulo do Handbook é armazenado 
-	    em um arquivo chamado <filename>chapter.sgml</filename> 
+	    em um arquivo chamado <filename>chapter.xml</filename> 
 	    localizado em um diretório separado dos outros 
 	    capítulos.  Cada diretório é nomeado
 	    depois do valor do atributo <literal>id</literal> no 
@@ -279,7 +279,7 @@
 </chapter>]]></programlisting>
 
 	  <para>Então ele será chamado de 
-	    <filename>chapter.sgml</filename> e será
+	    <filename>chapter.xml</filename> e será
 	    armazenadao no diretório <filename>kernelconfig
 	    </filename>.  Em geral, todo o conteúdo do 
 	    capítulo será mantido neste arquivo.</para>
@@ -293,7 +293,7 @@
 	
 	  <para>Nas versões anteriores do Handbook os 
 	    arquivos eram armazenados no mesmo diretório 
-	    que o <filename>book.sgml</filename>, e depois nomeados 
+	    que o <filename>book.xml</filename>, e depois nomeados 
 	    a partir do valor do atributo <literal>id</literal> 
 	    presente no elemento <sgmltag>chapter</sgmltag> do 
 	    arquivo.  Agora, é possível incluir imagens
@@ -314,10 +314,10 @@
 	
 	  <para>Um exame rápido vai mostrar que existem muitos
 	    diretórios com um único arquivo 
-	    <filename>chapter.sgml</filename>, incluindo 
-	    <filename>basics/chapter.sgml</filename>,
-	    <filename>introduction/chapter.sgml</filename>, e
-	    <filename>printing/chapter.sgml</filename>.</para>
+	    <filename>chapter.xml</filename>, incluindo 
+	    <filename>basics/chapter.xml</filename>,
+	    <filename>introduction/chapter.xml</filename>, e
+	    <filename>printing/chapter.xml</filename>.</para>
 	
 	  <important>
 	    <para>Os capítulos e/ou diretórios 
@@ -332,7 +332,7 @@
 	      hierarquia).</para>
 	  </important>
 	
-	  <para>Cada arquivo <filename>chapter.sgml</filename> 
+	  <para>Cada arquivo <filename>chapter.xml</filename> 
 	    não será um documento SGML completo.  Em 
 	    particular, eles não terão as suas 
 	    próprias linhas DOCTYPE no início do
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/stylesheets/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/stylesheets/chapter.xml
index 6ce4f38b61..6ce4f38b61 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/stylesheets/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/stylesheets/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/the-website/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/the-website/chapter.xml
index a394aca615..a394aca615 100755
--- a/pt_BR.ISO8859-1/books/fdp-primer/the-website/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/the-website/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/tools/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/tools/chapter.xml
index 6443e1f55a..6443e1f55a 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/tools/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/tools/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/translations/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/translations/chapter.xml
index 98f5774d56..37239a3c4f 100644
--- a/pt_BR.ISO8859-1/books/fdp-primer/translations/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/translations/chapter.xml
@@ -177,10 +177,10 @@
 	<para>Por exemplo, para ver as diferenças entre as
 	  revisões <literal>r33733</literal> e
 	  <literal>r33734</literal> do
-	  <filename>en_US.ISO8859-1/books/fdp-primer/book.sgml
+	  <filename>en_US.ISO8859-1/books/fdp-primer/book.xml
 	  </filename>, execute:</para>
 
-	<screen>&prompt.user; <userinput><command>svn</command> diff -r<replaceable>33733</replaceable>:<replaceable>33734</replaceable> <filename>en_US.ISO8859-1/books/fdp-primer/book.sgml</filename></userinput></screen>
+	<screen>&prompt.user; <userinput><command>svn</command> diff -r<replaceable>33733</replaceable>:<replaceable>33734</replaceable> <filename>en_US.ISO8859-1/books/fdp-primer/book.xml</filename></userinput></screen>
       </answer>
     </qandaentry>
 
@@ -328,7 +328,7 @@ head/
                      books/
                            faq/
                                Makefile
-                               book.sgml</programlisting>
+                               book.xml</programlisting>
 
 	<para><literal>sv_SE.ISO8859-1</literal> é o nome da
 	  tradução, na forma
@@ -522,7 +522,7 @@ head/
 	<programlisting>&lt;!--
      The FreeBSD Documentation Project
 
-     &dollar;FreeBSD: head/en_US.ISO8859-1/books/faq/book.sgml 38674 2012-04-14 13:52:52Z &dollar;
+     &dollar;FreeBSD: head/en_US.ISO8859-1/books/faq/book.xml 38674 2012-04-14 13:52:52Z &dollar;
 --&gt;</programlisting>
 
 	<para>A forma exata pode mudar, mas ela sempre
@@ -548,7 +548,7 @@ head/
 
 	<programlisting>&lt;!--
      The FreeBSD Spanish Documentation Project
-     &dollar;FreeBSD: head/es_ES.ISO8859-1/books/faq/book.sgml 38826 2012-05-17 19:12:14Z hrs &dollar; 
+     &dollar;FreeBSD: head/es_ES.ISO8859-1/books/faq/book.xml 38826 2012-05-17 19:12:14Z hrs &dollar; 
      Original revision: r38674 
      --&gt;</programlisting>
       </answer>
diff --git a/pt_BR.ISO8859-1/books/fdp-primer/writing-style/chapter.sgml b/pt_BR.ISO8859-1/books/fdp-primer/writing-style/chapter.xml
index b921a9c2b4..b921a9c2b4 100755
--- a/pt_BR.ISO8859-1/books/fdp-primer/writing-style/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/fdp-primer/writing-style/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/Makefile b/pt_BR.ISO8859-1/books/handbook/Makefile
index b4bb57663b..5e80d94636 100644
--- a/pt_BR.ISO8859-1/books/handbook/Makefile
+++ b/pt_BR.ISO8859-1/books/handbook/Makefile
@@ -21,7 +21,7 @@
 # Handbook-specific targets
 #
 #       pgpkeyring      This target will read the contents of
-#                       pgpkeys/chapter.sgml and will extract all of
+#                       pgpkeys/chapter.xml and will extract all of
 #                       the pgpkeys to standard out.  This output can then
 #                       be redirected into a file and distributed as a
 #                       public keyring of FreeBSD developers that can
@@ -117,32 +117,32 @@ INSTALL_ONLY_COMPRESSED?=
 #
 
 # SGML content
-SRCS=  book.sgml
-SRCS+= advanced-networking/chapter.sgml
-SRCS+= basics/chapter.sgml
-SRCS+= bibliography/chapter.sgml
-SRCS+= config/chapter.sgml
-SRCS+= boot/chapter.sgml
-SRCS+= cutting-edge/chapter.sgml
-SRCS+= disks/chapter.sgml
-SRCS+= eresources/chapter.sgml
-SRCS+= install/chapter.sgml
-SRCS+= introduction/chapter.sgml
-SRCS+= kernelconfig/chapter.sgml
-SRCS+= l10n/chapter.sgml
-SRCS+= linuxemu/chapter.sgml
-SRCS+= mail/chapter.sgml
-SRCS+= mirrors/chapter.sgml
-SRCS+= pgpkeys/chapter.sgml
-SRCS+= ppp-and-slip/chapter.sgml
-SRCS+= printing/chapter.sgml
-SRCS+= security/chapter.sgml
-SRCS+= serialcomms/chapter.sgml
-SRCS+= users/chapter.sgml
-SRCS+= x11/chapter.sgml
-SRCS+= ports/chapter.sgml
-SRCS+= preface/preface.sgml
-SRCS+= colophon.sgml
+SRCS=  book.xml
+SRCS+= advanced-networking/chapter.xml
+SRCS+= basics/chapter.xml
+SRCS+= bibliography/chapter.xml
+SRCS+= config/chapter.xml
+SRCS+= boot/chapter.xml
+SRCS+= cutting-edge/chapter.xml
+SRCS+= disks/chapter.xml
+SRCS+= eresources/chapter.xml
+SRCS+= install/chapter.xml
+SRCS+= introduction/chapter.xml
+SRCS+= kernelconfig/chapter.xml
+SRCS+= l10n/chapter.xml
+SRCS+= linuxemu/chapter.xml
+SRCS+= mail/chapter.xml
+SRCS+= mirrors/chapter.xml
+SRCS+= pgpkeys/chapter.xml
+SRCS+= ppp-and-slip/chapter.xml
+SRCS+= printing/chapter.xml
+SRCS+= security/chapter.xml
+SRCS+= serialcomms/chapter.xml
+SRCS+= users/chapter.xml
+SRCS+= x11/chapter.xml
+SRCS+= ports/chapter.xml
+SRCS+= preface/preface.xml
+SRCS+= colophon.xml
 
 # Entities
 SRCS+= chapters.ent
@@ -150,11 +150,11 @@ SRCS+= chapters.ent
 SYMLINKS=	${DESTDIR} index.html handbook.html
 
 # Turn on all the chapters.
-CHAPTERS?= ${SRCS:M*chapter.sgml}
+CHAPTERS?= ${SRCS:M*chapter.xml}
 
-SGMLFLAGS+= ${CHAPTERS:S/\/chapter.sgml//:S/^/-i chap./}
+SGMLFLAGS+= ${CHAPTERS:S/\/chapter.xml//:S/^/-i chap./}
 
-pgpkeyring: pgpkeys/chapter.sgml
+pgpkeyring: pgpkeys/chapter.xml
 	@${JADE} -V nochunks ${JADEOPTS} -d ${DSLPGP} -t sgml ${MASTERDOC}
 
 DOC_PREFIX?= ${.CURDIR}/../../..
diff --git a/pt_BR.ISO8859-1/books/handbook/advanced-networking/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/advanced-networking/chapter.xml
index e2a07b58fe..e2a07b58fe 100644
--- a/pt_BR.ISO8859-1/books/handbook/advanced-networking/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/advanced-networking/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/basics/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/basics/chapter.xml
index c502727cf0..c502727cf0 100644
--- a/pt_BR.ISO8859-1/books/handbook/basics/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/basics/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/bibliography/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/bibliography/chapter.xml
index b6b7c23f60..b6b7c23f60 100644
--- a/pt_BR.ISO8859-1/books/handbook/bibliography/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/bibliography/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/book.sgml b/pt_BR.ISO8859-1/books/handbook/book.xml
index b8bc4e1304..b8bc4e1304 100644
--- a/pt_BR.ISO8859-1/books/handbook/book.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/book.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/boot/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/boot/chapter.xml
index 5d4e863cda..5d4e863cda 100644
--- a/pt_BR.ISO8859-1/books/handbook/boot/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/boot/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/chapters.ent b/pt_BR.ISO8859-1/books/handbook/chapters.ent
index a908f86531..75fef0877f 100644
--- a/pt_BR.ISO8859-1/books/handbook/chapters.ent
+++ b/pt_BR.ISO8859-1/books/handbook/chapters.ent
@@ -9,7 +9,7 @@
      Creates entities for each chapter in the FreeBSD Handbook. Each entity
      is named chap.foo, where foo is the value of the id attribute on that
      chapter, and corresponds to the name of the directory in which that
-     chapter's .sgml file is stored.
+     chapter's .xml file is stored.
 
      Chapters should be listed in the order in which they are referenced.
 -->
@@ -55,137 +55,137 @@
 <!ENTITY % chap.filesystems "IGNORE">
 <!ENTITY % chap.dtrace "IGNORE">
 
-<!ENTITY chap.preface			SYSTEM "preface/preface.sgml">
+<!ENTITY chap.preface			SYSTEM "preface/preface.xml">
 <!ENTITY % pgpkeys SYSTEM "../../../share/pgpkeys/pgpkeys.ent"> %pgpkeys;
 
 <!-- Part One -->
 <![%chap.introduction;[
-  <!ENTITY chap.introduction	SYSTEM "introduction/chapter.sgml">
+  <!ENTITY chap.introduction	SYSTEM "introduction/chapter.xml">
 ]]>
 <![%chap.install;[
-  <!ENTITY chap.install		SYSTEM "install/chapter.sgml">
+  <!ENTITY chap.install		SYSTEM "install/chapter.xml">
 ]]>
 <![%chap.basics;[
-  <!ENTITY chap.basics		SYSTEM "basics/chapter.sgml">
+  <!ENTITY chap.basics		SYSTEM "basics/chapter.xml">
 ]]>
 <![%chap.ports;[
-  <!ENTITY chap.ports		SYSTEM "ports/chapter.sgml">
+  <!ENTITY chap.ports		SYSTEM "ports/chapter.xml">
 ]]>
 <![%chap.x11;[
-  <!ENTITY chap.x11		SYSTEM "x11/chapter.sgml">
+  <!ENTITY chap.x11		SYSTEM "x11/chapter.xml">
 ]]>
 
 <!-- Part Two -->
 <![%chap.desktop;[
-  <!ENTITY chap.desktop		SYSTEM "desktop/chapter.sgml">
+  <!ENTITY chap.desktop		SYSTEM "desktop/chapter.xml">
 ]]>
 <![%chap.multimedia;[
-  <!ENTITY chap.multimedia	SYSTEM "multimedia/chapter.sgml">
+  <!ENTITY chap.multimedia	SYSTEM "multimedia/chapter.xml">
 ]]>
 <![%chap.kernelconfig;[
-  <!ENTITY chap.kernelconfig	SYSTEM "kernelconfig/chapter.sgml">
+  <!ENTITY chap.kernelconfig	SYSTEM "kernelconfig/chapter.xml">
 ]]>
 <![%chap.printing;[
-  <!ENTITY chap.printing	SYSTEM "printing/chapter.sgml">
+  <!ENTITY chap.printing	SYSTEM "printing/chapter.xml">
 ]]>
 <![%chap.linuxemu;[
-  <!ENTITY chap.linuxemu	SYSTEM "linuxemu/chapter.sgml">
+  <!ENTITY chap.linuxemu	SYSTEM "linuxemu/chapter.xml">
 ]]>
 
 <!-- Part Three -->
 <![%chap.config;[
-  <!ENTITY chap.config		SYSTEM "config/chapter.sgml">
+  <!ENTITY chap.config		SYSTEM "config/chapter.xml">
 ]]>
 <![%chap.boot;[
-  <!ENTITY chap.boot		SYSTEM "boot/chapter.sgml">
+  <!ENTITY chap.boot		SYSTEM "boot/chapter.xml">
 ]]>
 <![%chap.users;[
-  <!ENTITY chap.users		SYSTEM "users/chapter.sgml">
+  <!ENTITY chap.users		SYSTEM "users/chapter.xml">
 ]]>
 <![%chap.security;[
-  <!ENTITY chap.security	SYSTEM "security/chapter.sgml">
+  <!ENTITY chap.security	SYSTEM "security/chapter.xml">
 ]]>
 <![%chap.jails;[
-  <!ENTITY chap.jails		SYSTEM "jails/chapter.sgml">
+  <!ENTITY chap.jails		SYSTEM "jails/chapter.xml">
 ]]>
 <![%chap.mac;[
-  <!ENTITY chap.mac		SYSTEM "mac/chapter.sgml">
+  <!ENTITY chap.mac		SYSTEM "mac/chapter.xml">
 ]]>
 <![%chap.audit;[
-  <!ENTITY chap.audit		SYSTEM "audit/chapter.sgml">
+  <!ENTITY chap.audit		SYSTEM "audit/chapter.xml">
 ]]>
 <![%chap.disks;[
-  <!ENTITY chap.disks		SYSTEM "disks/chapter.sgml">
+  <!ENTITY chap.disks		SYSTEM "disks/chapter.xml">
 ]]>
 <![%chap.geom;[
-  <!ENTITY chap.geom		SYSTEM "geom/chapter.sgml">
+  <!ENTITY chap.geom		SYSTEM "geom/chapter.xml">
 ]]>
 <![%chap.filesystems;[
-  <!ENTITY chap.filesystems	SYSTEM "filesystems/chapter.sgml">
+  <!ENTITY chap.filesystems	SYSTEM "filesystems/chapter.xml">
 ]]>
 <![%chap.vinum;[
-  <!ENTITY chap.vinum		SYSTEM "vinum/chapter.sgml">
+  <!ENTITY chap.vinum		SYSTEM "vinum/chapter.xml">
 ]]>
 <![%chap.l10n;[
-  <!ENTITY chap.l10n		SYSTEM "l10n/chapter.sgml">
+  <!ENTITY chap.l10n		SYSTEM "l10n/chapter.xml">
 ]]>
 <![%chap.cutting-edge;[
-  <!ENTITY chap.cutting-edge	SYSTEM "cutting-edge/chapter.sgml">
+  <!ENTITY chap.cutting-edge	SYSTEM "cutting-edge/chapter.xml">
 ]]>
 <![%chap.dtrace;[
-  <!ENTITY chap.dtrace		SYSTEM "dtrace/chapter.sgml">
+  <!ENTITY chap.dtrace		SYSTEM "dtrace/chapter.xml">
 ]]>
 
 <!-- Part Four -->
 <![%chap.serialcomms;[
-  <!ENTITY chap.serialcomms	SYSTEM "serialcomms/chapter.sgml">
+  <!ENTITY chap.serialcomms	SYSTEM "serialcomms/chapter.xml">
 ]]>
 <![%chap.ppp-and-slip;[
-  <!ENTITY chap.ppp-and-slip	SYSTEM "ppp-and-slip/chapter.sgml">
+  <!ENTITY chap.ppp-and-slip	SYSTEM "ppp-and-slip/chapter.xml">
 ]]>
 <![%chap.mail;[
-  <!ENTITY chap.mail		SYSTEM "mail/chapter.sgml">
+  <!ENTITY chap.mail		SYSTEM "mail/chapter.xml">
 ]]>
 <![%chap.network-servers;[
-  <!ENTITY chap.network-servers	SYSTEM "network-servers/chapter.sgml">
+  <!ENTITY chap.network-servers	SYSTEM "network-servers/chapter.xml">
 ]]>
 <![%chap.firewalls;[
-  <!ENTITY chap.firewalls	SYSTEM "firewalls/chapter.sgml">
+  <!ENTITY chap.firewalls	SYSTEM "firewalls/chapter.xml">
 ]]>
 <![%chap.advanced-networking;[
-  <!ENTITY chap.advanced-networking	SYSTEM "advanced-networking/chapter.sgml">
+  <!ENTITY chap.advanced-networking	SYSTEM "advanced-networking/chapter.xml">
 ]]>
 
 <!-- Part Five (appendices) -->
 <![%chap.mirrors;[
-  <!ENTITY chap.mirrors		SYSTEM "mirrors/chapter.sgml">
+  <!ENTITY chap.mirrors		SYSTEM "mirrors/chapter.xml">
 ]]>
 <![%chap.mirrors.ftp.inc;[
-  <!ENTITY chap.mirrors.ftp.inc	SYSTEM "mirrors.sgml.ftp.inc">
+  <!ENTITY chap.mirrors.ftp.inc	SYSTEM "mirrors.xml.ftp.inc">
 ]]>
 <![%chap.mirrors.cvsup.inc;[
-  <!ENTITY chap.mirrors.cvsup.inc	SYSTEM "mirrors.sgml.cvsup.inc">
+  <!ENTITY chap.mirrors.cvsup.inc	SYSTEM "mirrors.xml.cvsup.inc">
 ]]>
 <![%chap.bibliography;[
-  <!ENTITY chap.bibliography	SYSTEM "bibliography/chapter.sgml">
+  <!ENTITY chap.bibliography	SYSTEM "bibliography/chapter.xml">
 ]]>
 <![%chap.eresources;[
-  <!ENTITY chap.eresources	SYSTEM "eresources/chapter.sgml">
+  <!ENTITY chap.eresources	SYSTEM "eresources/chapter.xml">
 ]]>
 <![%chap.eresources.www.inc;[
-  <!ENTITY chap.eresources.www.inc	SYSTEM "eresources.sgml.www.inc">
+  <!ENTITY chap.eresources.www.inc	SYSTEM "eresources.xml.www.inc">
 ]]>
 <![%chap.pgpkeys;[
-  <!ENTITY chap.pgpkeys		SYSTEM "pgpkeys/chapter.sgml">
+  <!ENTITY chap.pgpkeys		SYSTEM "pgpkeys/chapter.xml">
 ]]>
 <![%chap.freebsd-glossary;[
   <!ENTITY chap.freebsd-glossary	"&freebsd-glossary;">
 ]]>
 <![%chap.index;[
-  <!ENTITY chap.index		SYSTEM "index.sgml">
+  <!ENTITY chap.index		SYSTEM "index.xml">
 ]]>
 
-<!ENTITY chap.colophon	SYSTEM "colophon.sgml">
+<!ENTITY chap.colophon	SYSTEM "colophon.xml">
 
 <!-- IGNORE cases -->
 
diff --git a/pt_BR.ISO8859-1/books/handbook/colophon.sgml b/pt_BR.ISO8859-1/books/handbook/colophon.xml
index 237398942b..237398942b 100644
--- a/pt_BR.ISO8859-1/books/handbook/colophon.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/colophon.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/config/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/config/chapter.xml
index 466ea783af..466ea783af 100644
--- a/pt_BR.ISO8859-1/books/handbook/config/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/config/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/cutting-edge/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/cutting-edge/chapter.xml
index 2bbff9c222..2bbff9c222 100644
--- a/pt_BR.ISO8859-1/books/handbook/cutting-edge/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/cutting-edge/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/disks/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/disks/chapter.xml
index 7f1c552a56..7f1c552a56 100644
--- a/pt_BR.ISO8859-1/books/handbook/disks/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/disks/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/eresources/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/eresources/chapter.xml
index f9a62d0d66..f9a62d0d66 100644
--- a/pt_BR.ISO8859-1/books/handbook/eresources/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/eresources/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/install/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/install/chapter.xml
index aead82cce5..aead82cce5 100644
--- a/pt_BR.ISO8859-1/books/handbook/install/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/install/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/introduction/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/introduction/chapter.xml
index a693f70137..a693f70137 100644
--- a/pt_BR.ISO8859-1/books/handbook/introduction/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/introduction/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/kernelconfig/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/kernelconfig/chapter.xml
index bd2170fc06..bd2170fc06 100644
--- a/pt_BR.ISO8859-1/books/handbook/kernelconfig/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/kernelconfig/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/l10n/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/l10n/chapter.xml
index 91aabd9820..91aabd9820 100644
--- a/pt_BR.ISO8859-1/books/handbook/l10n/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/l10n/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/linuxemu/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/linuxemu/chapter.xml
index a5f6a17610..a5f6a17610 100644
--- a/pt_BR.ISO8859-1/books/handbook/linuxemu/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/linuxemu/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/mail/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/mail/chapter.xml
index 4c43d1d5bf..4c43d1d5bf 100644
--- a/pt_BR.ISO8859-1/books/handbook/mail/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/mail/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/mirrors/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/mirrors/chapter.xml
index 2b6e83cddc..2b6e83cddc 100644
--- a/pt_BR.ISO8859-1/books/handbook/mirrors/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/mirrors/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/pgpkeys/Makefile b/pt_BR.ISO8859-1/books/handbook/pgpkeys/Makefile
index 4f21f93e56..282142fe5f 100644
--- a/pt_BR.ISO8859-1/books/handbook/pgpkeys/Makefile
+++ b/pt_BR.ISO8859-1/books/handbook/pgpkeys/Makefile
@@ -11,7 +11,7 @@
 # Original revision: 1.1
 #
 
-CHAPTERS= 	pgpkeys/chapter.sgml
+CHAPTERS= 	pgpkeys/chapter.xml
 
 PGPKEYS!=	perl -ne 'm/\"([\w-]+.key)\"/ && print "$$1\n"' \
 		    ${DOC_PREFIX}/share/pgpkeys/pgpkeys.ent
diff --git a/pt_BR.ISO8859-1/books/handbook/pgpkeys/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/pgpkeys/chapter.xml
index 5d121705c0..5d121705c0 100644
--- a/pt_BR.ISO8859-1/books/handbook/pgpkeys/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/pgpkeys/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/ports/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/ports/chapter.xml
index ee95e01f76..ee95e01f76 100644
--- a/pt_BR.ISO8859-1/books/handbook/ports/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/ports/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/ppp-and-slip/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/ppp-and-slip/chapter.xml
index 2e227fe9bd..2e227fe9bd 100644
--- a/pt_BR.ISO8859-1/books/handbook/ppp-and-slip/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/ppp-and-slip/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/preface/preface.sgml b/pt_BR.ISO8859-1/books/handbook/preface/preface.xml
index 28cee8a263..28cee8a263 100644
--- a/pt_BR.ISO8859-1/books/handbook/preface/preface.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/preface/preface.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/printing/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/printing/chapter.xml
index 74ff5d5a35..74ff5d5a35 100644
--- a/pt_BR.ISO8859-1/books/handbook/printing/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/printing/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/security/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/security/chapter.xml
index a958066dea..a958066dea 100644
--- a/pt_BR.ISO8859-1/books/handbook/security/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/security/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/serialcomms/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/serialcomms/chapter.xml
index 4d1574a6c1..4d1574a6c1 100644
--- a/pt_BR.ISO8859-1/books/handbook/serialcomms/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/serialcomms/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/users/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/users/chapter.xml
index f99f50ea59..f99f50ea59 100644
--- a/pt_BR.ISO8859-1/books/handbook/users/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/users/chapter.xml
diff --git a/pt_BR.ISO8859-1/books/handbook/x11/chapter.sgml b/pt_BR.ISO8859-1/books/handbook/x11/chapter.xml
index 100769dd2a..100769dd2a 100644
--- a/pt_BR.ISO8859-1/books/handbook/x11/chapter.sgml
+++ b/pt_BR.ISO8859-1/books/handbook/x11/chapter.xml