A bunch of typo correction from Thomas.

 @example
-@code{/* Prefix @emph{address_} is reserve */}
+@code{/* Prefix @emph{address_} is reserved */}
 @code{#include <mailutils/address.h>}
 
 @end example
@@ -91,7 +91,7 @@ The @var{addr} is destroyed.
 
 @deftypefun  int address_get_email (address_t *@var{addr}, size_t @var{no}, char* @var{buf}, size_t @var{len}, size_t* @var{n})
 
-Acesses the @var{no}th email address component of the address list. This
+Accesses the @var{no}th email address component of the address list. This
 address is the plain email address, correctly quoted, suitable for
 using in an smtp dialog, for example, or as the address part of
 a contact book entry.
@@ -105,7 +105,7 @@ The return value is @code{0} on success and a code number on error conditions:
 
 @deftypefun  int address_get_personal (address_t *@var{addr}, size_t @var{no}, char* @var{buf}, size_t @var{len}, size_t* @var{n})
 
-Acesses the display-name describing the @var{no}th email address. This
+Accesses the display-name describing the @var{no}th email address. This
 display-name is optional, so may not be present. If it is not present, but
 there is an RFC822 comment after the address, that comment will be
 returned as the personal phrase, as this is a common usage of the comment
@@ -127,7 +127,7 @@ The return value is @code{0} on success and a code number on error conditions:
 
 @deftypefun  int address_get_comments (address_t *@var{addr}, size_t @var{no}, char* @var{buf}, size_t @var{len}, size_t* @var{n})
 
-Acesses the comments extracted while parsing the @var{no}th email address.
+Accesses the comments extracted while parsing the @var{no}th email address.
 These comments have no defined meaning, and are not currently collected.
 
 The return value is @code{0} on success and a code number on error conditions:
@@ -140,7 +140,7 @@ The return value is @code{0} on success and a code number on error conditions:
 
 @deftypefun  int address_get_email (address_t *@var{addr}, size_t @var{no}, char* @var{buf}, size_t @var{len}, size_t* @var{n})
 
-Acesses the email addr-spec extracted while
+Accesses the email addr-spec extracted while
 parsing the @var{no}th email address. This will be @code{0}
 length for a unix-mbox.
 
@@ -153,7 +153,7 @@ The return value is @code{0} on success and a code number on error conditions:
 
 @deftypefun  int address_get_local_part (address_t *@var{addr}, size_t @var{no}, char* @var{buf}, size_t @var{len}, size_t* @var{n})
 
-Acesses the local-part of an email addr-spec extracted while
+Accesses the local-part of an email addr-spec extracted while
 parsing the @var{no}th email address.
 
 The return value is @code{0} on success and a code number on error conditions:
@@ -165,7 +165,7 @@ The return value is @code{0} on success and a code number on error conditions:
 
 @deftypefun  int address_get_domain (address_t *@var{addr}, size_t @var{no}, char* @var{buf}, size_t @var{len}, size_t* @var{n})
 
-Acesses the domain of an email addr-spec extracted while
+Accesses the domain of an email addr-spec extracted while
 parsing the @var{no}th email address. This will be @code{0}
 length for a unix-mbox.
 
@@ -178,7 +178,7 @@ The return value is @code{0} on success and a code number on error conditions:
 
 @deftypefun  int address_get_route (address_t *@var{addr}, size_t @var{no}, char* @var{buf}, size_t @var{len}, size_t* @var{n})
 
-Acesses the route of an email addr-spec extracted while
+Accesses the route of an email addr-spec extracted while
 parsing the @var{no}th email address. This is a rarely used RFC822 address
 syntax, but is legal in SMTP as well. The entire route is returned as
 a string, those wishing to parse it should look at <mailutils/parse822.h>.

 @example
-@code{/* Prefix @emph{attribute_} is reserve */}
+@code{/* Prefix @emph{attribute_} is reserved */}
 @code{#include <mailutils/attribute.h>}
 
 @end example

 @example
-@code{/* Prefix @emph{auth_} is reserve */}
+@code{/* Prefix @emph{auth_} is reserved */}
 @code{#include <mailutils/auth.h>}
 
 @end example
 
-There are many ways to authenticate to a server, to be flexible the
+There are many ways to authenticate to a server.  To be flexible the
 authentication process is provided by two objects @code{auth_t} and
 @code{ticket_t}.  The @code{auth_t} can implement different protocol like
 APOP, MD5-AUTH, One Time Passwd etc .. By default if a mailbox
 does not understand or know how to authenticate it falls back to
-user/passwd authentication.  The @code{ticket_t} is away to
+user/passwd authentication.  The @code{ticket_t} is a way for
 Mailboxes and Mailers provide a way to authenticate when the URL does not
-contain enough information.  The default action is to call function
-@code{auth_authenticate} who will get the @emph{user} and @emph{passwd}
-if not set, this function can be override by a custom method.
+contain enough information.  The default action is to call the function
+@code{auth_authenticate} which will get the @emph{user} and @emph{passwd}
+if not set, this function can be overriden by a custom method.
 
 @deftypefun int auth_create (auth_t *@var{pauth}, void *@var{owner})
 @end deftypefun

 @example
-@code{/* Prefix @emph{body_} is reserve */}
+@code{/* Prefix @emph{body_} is reserved */}
 @code{#include <mailutils/body.h>}
 
 @end example

 @example
-@code{/* Prefix @emph{envelope_} is reserve */}
+@code{/* Prefix @emph{envelope_} is reserved */}
 @code{#include <mailutils/envelope.h>}
 
 @end example

@@ -16,10 +16,10 @@
 
 @end menu
 
-Where ever the mail is and whatever format it is store in, the same operations
+Whereever the mail is and whatever format it is stored in, the same operations
 to manipulate emails are common.  To unified the C API, GNU mailutils offers
-an heteroclite set of objects that work in aggregation to do operations on
-emails.  Each object do a specific task and delegate non related tasks to
+a heteroclite set of objects that work in aggregation to do operations on
+emails.  Each object do a specific task and delegates non related tasks to
 others.  The object comes alive by specifying a @emph{URL} parameter when
 created, it will indicate the storage format or protocol
 (POP3, IMAP4, MH, MAILDIR, etc ..).

 @example
-@code{/* Prefix @emph{header_} is reserve */}
+@code{/* Prefix @emph{header_} is reserved */}
 @code{#include <mailutils/header.h>}
 
 @end example

 @example
-@code{/* Prefix @emph{imap4_} is reserve */}
+@code{/* Prefix @emph{imap4_} is reserved */}
 @code{#include <mailutils/imap4.h>}
 
 @end example

 @example
-@code{/* Prefix @emph{iterator_} is reserve */}
+@code{/* Prefix @emph{iterator_} is reserved */}
 @code{#include <mailutils/iterator.h>}
 
 @end example

 @example
-@code{/* Prefix @emph{locker_} is reserve */}
+@code{/* Prefix @emph{locker_} is reserved */}
 @code{#include <mailutils/locker.h>}
 
 @end example

 @example
-@code{/* Prefix @emph{mailbox_} is reserve */}
+@code{/* Prefix @emph{mailbox_} is reserved */}
 @code{#include <mailutils/mailbox.h>}
 
 @end example
 
 @deftp {Data Type} mailbox_t
 The @code{mailbox_t} object is used to hold information and it is an opaque
-data structure to the user. Functions are provided to retrieve the information.
+data structure to the user. Functions are provided to retrieve information
+from the data structure.
 @end deftp
 @example
 @group
@@ -64,9 +65,9 @@ Not enough memory to allocate resources.
 @end deftypefun
 
 @deftypefun int mailbox_create_default (mailbox_t *@var{pmbox}, const char *@var{name})
-The environment variable @emph{$MAIL} or the string formed by
+Create a mailbox with @code{mailbox_create ()} based on the environment
+variable @emph{$MAIL} or the string formed by
 @emph{_PATH_MAILDIR}/@var{user}" or @emph{$LOGNAME} if @var{user} is null,
-for a default mailbox and calls @code{mailbox_create}.
 @end deftypefun
 
 @deftypefun  void mailbox_destroy (mailbox_t *@var{pmbox})

 @example
-@code{/* Prefix @emph{maildir_} is reserve */}
+@code{/* Prefix @emph{maildir_} is reserved */}
 @code{#include <mailutils/maildir.h>}
 
 @end example

 @example
-@code{/* Prefix @emph{mailer_} is reserve */}
+@code{/* Prefix @emph{mailer_} is reserved */}
 @code{#include <mailutils/mailer.h>}
 
 @end example

@@ -104,17 +104,17 @@ This document was produced for version @value{VERSION} of @sc{gnu}
 @end ifinfo
 @menu
 * Introduction::                GNU @sc{mailutils}
-* C API::                       C API.
+* Concrete API::                Concrete API.
 * Framework::                   Framework.
 * Programs::                    Programs.
 * Reporting Bugs::              Reporting Bugs.
 * Acknowledgement::             Thanks and Credits.
-* Concept Index::                All @sc{Mailutils} Functions.
+* Concept Index::               All @sc{Mailutils} Functions.
 * Index::
 
 @end menu
 
-@node Introduction, C API, Top, Top
+@node Introduction, Concrete API, Top, Top
 @comment  node-name,  next,  previous,  up
 @chapter Introduction
 @cindex Introduction
@@ -217,14 +217,14 @@ Misc
 @cite{Internet Email Protocols a Developer's Guide by Kevin Johnson}
 @end itemize
 
-@node C API, Framework, Introduction, Top
+@node Concrete API, Framework, Introduction, Top
 @comment  node-name,  next,  previous,  up
-@chapter C API
-@cindex C API
+@chapter Concrete API
+@cindex Concrete API
 
 @include c-api.texi
 
-@node Framework, Programs, C API, Top
+@node Framework, Programs, Concrete API, Top
 @comment  node-name,  next,  previous,  up
 @chapter Framework
 @cindex Framework

 @example
-@code{/* Prefix @emph{mbox_} is reserve */}
+@code{/* Prefix @emph{mbox_} is reserved */}
 @code{#include <mailutils/mbox.h>}
 
 @end example

 @example
-@code{/* Prefix @emph{mh_} is reserve */}
+@code{/* Prefix @emph{mh_} is reserved */}
 @code{#include <mailutils/mh.h>}
 
 @end example

 @example
-@code{/* Prefix @emph{nntp_} is reserve */}
+@code{/* Prefix @emph{nntp_} is reserved */}
 @code{#include <mailutils/nntp.h>}
 
 @end example

 @example
-@code{/* Prefix @emph{parse822_} is reserve */}
+@code{/* Prefix @emph{parse822_} is reserved */}
 @code{#include <mailutils/parse822.h>}
 
 @end example

 @example
-@code{/* Prefix @emph{sendmail_} is reserve */}
+@code{/* Prefix @emph{sendmail_} is reserved */}
 @code{#include <mailutils/sendmail.h>}
 
 @end example
 
-Spawning Sedmail daemon to deliver mail. Not implemented.
+Spawning Sendmail daemon to deliver mail. Not implemented.

 @example
-@code{/* Prefix @emph{smtp_} is reserve */}
+@code{/* Prefix @emph{smtp_} is reserved */}
 @code{#include <mailutils/smtp.h>}
 
 @end example