Harmonize true/false usage in return value documentation

reference/apache/functions/apache-getenv.xml

@@ -46,8 +46,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   The value of the Apache environment variable on success, or &false; on
-   failure
+   The value of the Apache environment variable,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/apache/functions/apache-request-headers.xml

@@ -27,8 +27,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   An associative array of all the HTTP headers in the current request, or
-   &false; on failure.
+   An associative array of all the HTTP headers in the current request,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/apache/functions/getallheaders.xml

@@ -31,8 +31,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   An associative array of all the HTTP headers in the current request, or
-   &false; on failure.
+   An associative array of all the HTTP headers in the current request,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/apache/functions/virtual.xml

@@ -49,7 +49,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Performs the virtual command on success, or returns &false; on failure.
+   &return.success;
   </para>
  </refsect1>
 

reference/apcu/apcuiterator/gettotalhits.xml

@@ -29,7 +29,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   The number of hits on success, or &false; on failure.
+   The number of hits,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/apcu/apcuiterator/key.xml

@@ -26,7 +26,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns the key on success, or &false; upon failure.
+   Returns the key,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/apcu/functions/apcu-add.xml

@@ -86,7 +86,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns TRUE if something has effectively been added into the cache, FALSE otherwise.
+   Returns &true; if something has effectively been added into the cache, &false; otherwise.
    Second syntax returns array with error keys.
   </para>
  </refsect1>

reference/apcu/functions/apcu-delete.xml

@@ -39,7 +39,7 @@
   &reftitle.returnvalues;
   <para>
    If <parameter>key</parameter> is an &array;, an indexed &array; of the keys is returned.
-   Otherwise &true; is returned on success, or &false; on failure.
+   Otherwise &true; is returned on success,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/apcu/functions/apcu-fetch.xml

@@ -46,7 +46,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   The stored variable or array of variables on success; &false; on failure
+   The stored variable or array of variables,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/apcu/functions/apcu-sma-info.xml

@@ -38,7 +38,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Array of Shared Memory Allocation data; &false; on failure.
+   Array of Shared Memory Allocation data,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/bzip2/functions/bzread.xml

@@ -49,7 +49,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns the uncompressed data, or &false; on error.
+   Returns the uncompressed data,&return.falseforfailure;
   </para>
  </refsect1>
  <refsect1 role="examples">

reference/bzip2/functions/bzwrite.xml

@@ -55,7 +55,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns the number of bytes written, or &false; on error.
+   Returns the number of bytes written,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-client-encoding.xml

@@ -34,10 +34,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   A string that represents the CUBRID connection charset; on success.
-  </para>
-   <para>
-    &false; on failure.
+   A string that represents the CUBRID connection charset,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-data-seek.xml

@@ -42,7 +42,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns &true; on success or &false; on failure.
+   &return.success;
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-db-name.xml

@@ -46,9 +46,11 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns the database name on success, and &false; on failure. If &false;
-   is returned, use <function>cubrid_error</function> to determine the nature
-   of the error.
+   Returns the database name on success,,&return.falseforfailure;
+  </para>
+  <para>
+   If &false; is returned, use <function>cubrid_error</function> to determine
+   the nature of the error.
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-fetch-assoc.xml

@@ -17,7 +17,7 @@
   <para>
     This function returns the associative array, that corresponds to the
     fetched row, and then moves the internal data pointer ahead, or returns
-    FALSE when the end is reached.
+    &false; when the end is reached.
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-fetch-field.xml

@@ -100,10 +100,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-    Object with certain properties of the specific column, when process is successful.
-  </para>
-   <para>
-    &false; on failure.
+   Object with certain properties of the specific column,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-fetch-lengths.xml

@@ -14,9 +14,8 @@
    <methodparam><type>resource</type><parameter>result</parameter></methodparam>
   </methodsynopsis>
   <para>
-    This function returns an numeric array with the lengths of the values of
-    each field from the current row of the result set or it returns FALSE on
-    failure.
+    Returns a numeric array with the lengths of the values of each field from
+    the current row of the result set,&return.falseforfailure;
   </para>
   <note>
    <para>

reference/cubrid/cubridmysql/cubrid-field-len.xml

@@ -15,7 +15,7 @@
    <methodparam><type>int</type><parameter>field_offset</parameter></methodparam>
   </methodsynopsis>
   <para>
-    This function returns the maximum length of the specified field on success, or it returns FALSE on failure.
+    This function returns the maximum length of the specified field,&return.falseforfailure;
   </para>
  </refsect1>
 
@@ -38,10 +38,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-    Maximum length, when process is successful.
-  </para>
-   <para>
-    &false; on failure.
+    Maximum length of the field,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-field-name.xml

@@ -15,8 +15,7 @@
    <methodparam><type>int</type><parameter>field_offset</parameter></methodparam>
   </methodsynopsis>
   <para>
-    This function returns the name of the specified field index on success or
-    it returns FALSE on failure.
+    This function returns the name of the specified field index,&return.falseforfailure;
   </para>
  </refsect1>
 
@@ -43,10 +42,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-    Name of specified field index, on success.
-  </para>
-   <para>
-    &false; on failure.
+    Name of specified field index,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-field-seek.xml

@@ -17,8 +17,7 @@
   <para>
     This function moves the result set cursor to the specified field offset.
     This offset is used by <function>cubrid_fetch_field</function> if it
-    doesn't include a field offset. It returns TRUE on success or FALSE on
-    failure.
+    doesn't include a field offset. &return.success;
   </para>
  </refsect1>
 
@@ -45,10 +44,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   &true; on success.
-  </para>
-   <para>
-    &false; on failure.
+   &return.success;
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-list-dbs.xml

@@ -34,10 +34,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   An numeric array with all existing Cubrid databases; on success.
-  </para>
-   <para>
-    &false; on failure.
+   An numeric array with all existing Cubrid databases,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-num-fields.xml

@@ -14,8 +14,7 @@
    <methodparam><type>resource</type><parameter>result</parameter></methodparam>
   </methodsynopsis>
   <para>
-    This function returns the number of columns in the result set, on success,
-    or it returns FALSE on failure.
+    This function returns the number of columns in the result set,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-query.xml

@@ -53,7 +53,7 @@
   &reftitle.returnvalues;
   <para>
    For SELECT, SHOW, DESCRIBE, EXPLAIN and other statements returning resultset,
-   <function>cubrid_query</function> returns a <type>resource</type> on success, or &false; on error.
+   <function>cubrid_query</function> returns a <type>resource</type>,&return.falseforfailure;
   </para>
   <para>
    For other type of SQL statements, INSERT, UPDATE, DELETE, DROP, etc,

reference/cubrid/cubridmysql/cubrid-real-escape-string.xml

@@ -51,10 +51,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Escaped string version of the given string, on success.
-  </para>
-   <para>
-    &false; on failure.
+   Escaped string version of the given string,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/cubrid/cubridmysql/cubrid-result.xml

@@ -50,10 +50,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Value of a specific field, on success (NULL if value if null).
-  </para>
-   <para>
-    &false; on failure.
+   Value of a specific field, on success (NULL if value if null)&return.falseforfailure;
   </para>
  </refsect1>
 

reference/cubrid/functions/cubrid-insert-id.xml

@@ -17,7 +17,7 @@
    The <function>cubrid_insert_id</function> function retrieves the ID
    generated for the AUTO_INCREMENT column which is updated by the previous
    INSERT query. It returns 0 if the previous query does not generate new
-   rows, or FALSE on failure. 
+   rows, or &false; on failure. 
   </para>
 
   <note>

reference/curl/functions/curl-exec.xml

@@ -35,7 +35,7 @@
   <para>
    &return.success; However, if the <constant>CURLOPT_RETURNTRANSFER</constant>
    option is <link linkend="function.curl-setopt">set</link>, it will return
-   the result on success, &false; on failure.
+   the result,&return.falseforfailure;.
   </para>
   &return.falseproblem;
   <note>

reference/curl/functions/curl-getinfo.xml

@@ -351,7 +351,7 @@
   <para>
    If <parameter>option</parameter> is given, returns its value.
    Otherwise, returns an associative array with the following elements 
-   (which correspond to <parameter>option</parameter>), or &false; on failure:
+   (which correspond to <parameter>option</parameter>),&return.falseforfailure;
    <itemizedlist>
     <listitem>
      <simpara>

reference/curl/functions/curl-init.xml

@@ -46,7 +46,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns a cURL handle on success, &false; on errors.
+   Returns a cURL handle on success,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/curl/functions/curl-multi-info-read.xml

@@ -52,7 +52,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   On success, returns an associative array for the message, &false; on failure.
+   Returns an associative array for the message,&return.falseforfailure;
   </para>
   <para>
    <table>

reference/curl/functions/curl-multi-init.xml

@@ -25,7 +25,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns a cURL multi handle on success, &false; on failure.
+   Returns a cURL multi handle,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/datetime/functions/strtotime.xml

@@ -62,7 +62,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns a timestamp on success, &false; otherwise.
+   Returns a timestamp,&return.falseforfailure;
   </para>
  </refsect1>
 

reference/dio/functions/dio-open.xml

@@ -126,7 +126,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   A file descriptor or &false; on error.
+   A file descriptor,&return.falseforfailure;
   </para>
  </refsect1>
  <refsect1 role="examples">

reference/dir/functions/getcwd.xml

@@ -26,8 +26,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns the current working directory on success, or &false; on
-   failure.
+   Returns the current working directory,&return.falseforfailure;
   </para> 
   <para>
    On some Unix variants, <function>getcwd</function> will return

reference/dir/functions/scandir.xml

@@ -62,8 +62,8 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns an <type>array</type> of filenames on success, or &false; on 
-   failure. If <parameter>directory</parameter> is not a directory, then 
+   Returns an <type>array</type> of filenames,&return.falseforfailure;.
+   If <parameter>directory</parameter> is not a directory, then 
    boolean &false; is returned, and an error of level 
    <constant>E_WARNING</constant> is generated.
   </para>