diff --git a/ext/xmlwriter/package.xml b/ext/xmlwriter/package.xml
index 98e6bc3c9eb..58821bfbe3f 100644
--- a/ext/xmlwriter/package.xml
+++ b/ext/xmlwriter/package.xml
@@ -17,22 +17,33 @@
    <role>lead</role>
   </maintainer>
  </maintainers>
+
  <release>
-  <version>0.1</version>
-  <date>2004-07-20</date>
+  <version>0.2</version>
+  <date>2004-10-08</date>
   <state>alpha</state>
-  <notes>Initial Release </notes>
-  <configureoptions>
-    <configureoption name="with-xmlwriter" default="autodetect" prompt="Include XMLWriter support?"/>
-  </configureoptions>
-  <filelist>
-   <file role="src" name="config.m4"/>
-   <file role="src" name="config.w32"/>
-   <file role="src" name="php_xmlwriter.c"/>
-   <file role="src" name="php_xmlwriter.h"/>
-  </filelist>
-  <deps>
-   <dep type="php" rel="ge" version="4.3.0" />
-  </deps>
+  <notes>Fix bug 2482 and other function parameters</notes>
  </release>
+
+ <changelog>
+  <release>
+   <version>0.1</version>
+   <date>2004-07-20</date>
+   <state>alpha</state>
+   <notes>Initial Release </notes>
+  </release>
+ </changelog>
+
+ <configureoptions>
+   <configureoption name="with-xmlwriter" default="autodetect" prompt="Include XMLWriter support?"/>
+ </configureoptions>
+ <filelist>
+  <file role="src" name="config.m4"/>
+  <file role="src" name="config.w32"/>
+  <file role="src" name="php_xmlwriter.c"/>
+  <file role="src" name="php_xmlwriter.h"/>
+ </filelist>
+ <deps>
+  <dep type="php" rel="ge" version="4.3.0" />
+ </deps>
 </package>
diff --git a/ext/xmlwriter/php_xmlwriter.c b/ext/xmlwriter/php_xmlwriter.c
index 27eb44d8860..07992422677 100644
--- a/ext/xmlwriter/php_xmlwriter.c
+++ b/ext/xmlwriter/php_xmlwriter.c
@@ -776,10 +776,10 @@ PHP_FUNCTION(xmlwriter_start_document)
 	zval *pind;
 	xmlwriter_object *intern;
 	xmlTextWriterPtr ptr;
-	char *version, *enc, *alone;
+	char *version = NULL, *enc = NULL, *alone = NULL;
 	int version_len, enc_len, alone_len, retval;
 
-	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs", &pind, &version, &version_len, &enc, &enc_len, &alone, &alone_len) == FAILURE) {
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|s!s!s!", &pind, &version, &version_len, &enc, &enc_len, &alone, &alone_len) == FAILURE) {
 		return;
 	}
 
@@ -830,10 +830,10 @@ PHP_FUNCTION(xmlwriter_start_dtd)
 	zval *pind;
 	xmlwriter_object *intern;
 	xmlTextWriterPtr ptr;
-	char *name, *pubid, *sysid;
+	char *name, *pubid = NULL, *sysid = NULL;
 	int name_len, pubid_len, sysid_len, retval;
 
-	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs", &pind, &name, &name_len, &pubid, &pubid_len, &sysid, &sysid_len) == FAILURE) {
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs|s!s!", &pind, &name, &name_len, &pubid, &pubid_len, &sysid, &sysid_len) == FAILURE) {
 		return;
 	}
 
@@ -883,10 +883,10 @@ PHP_FUNCTION(xmlwriter_write_dtd)
 	zval *pind;
 	xmlwriter_object *intern;
 	xmlTextWriterPtr ptr;
-	char *name, *pubid, *sysid, *subset;
+	char *name, *pubid = NULL, *sysid = NULL, *subset = NULL;
 	int name_len, pubid_len, sysid_len, subset_len, retval;
 
-	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs", &pind, &name, &name_len, &pubid, &pubid_len, &sysid, &sysid_len, &subset, &subset_len) == FAILURE) {
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs|s!s!s!", &pind, &name, &name_len, &pubid, &pubid_len, &sysid, &sysid_len, &subset, &subset_len) == FAILURE) {
 		return;
 	}
 
@@ -1099,7 +1099,7 @@ PHP_FUNCTION(xmlwriter_start_dtd_entity)
 	char *name;
 	int name_len, isparm, retval;
 
-	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs", &pind, &name, &name_len, &isparm) == FAILURE) {
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rsb", &pind, &name, &name_len, &isparm) == FAILURE) {
 		return;
 	}