diff -urw php4-4.3.9-clean/ext/imap/php_imap.c php4-4.3.9/ext/imap/php_imap.c
--- php4-4.3.9-clean/ext/imap/php_imap.c	2004-11-20 09:24:11.000000000 +0100
+++ php4-4.3.9/ext/imap/php_imap.c	2004-11-20 09:25:48.000000000 +0100
@@ -139,6 +139,7 @@
 	PHP_FE(imap_get_quotaroot,						NULL)
 	PHP_FE(imap_set_quota,							NULL)
  	PHP_FE(imap_setacl,								NULL)
+        PHP_FE(imap_getacl,                                                             NULL)
 #endif
 
 	PHP_FE(imap_mail,								NULL)
@@ -372,6 +373,22 @@
 /* }}} */
 #endif
 
+/* {{{ mail_getquota 
+ *
+ * Mail GET_ACL callback
+ * Called via the mail_parameter function in c-client:src/c-client/mail.c
+ */
+void mail_getacl(MAILSTREAM *stream, char *mailbox, ACLLIST *alist)
+{
+	TSRMLS_FETCH();
+
+	/* walk through the ACLLIST */
+	for (; alist; alist = alist->next)
+	{
+		add_assoc_stringl(IMAPG(imap_acl_list), alist->identifier, alist->rights, strlen(alist->rights), 1);
+	}
+}
+/* }}} */
 
 /* {{{ php_imap_init_globals
  */
@@ -397,6 +414,7 @@
 	imap_globals->folderlist_style = FLIST_ARRAY;
 #if defined(HAVE_IMAP2000) || defined(HAVE_IMAP2001)
 	imap_globals->quota_return = NULL;
+        imap_globals->imap_acl_list = NIL;
 #endif
 }
 /* }}} */
@@ -982,6 +1000,37 @@
 }
 /* }}} */
 
+/* {{{ proto array imap_get_quota(int stream_id, string mailbox)
+	Gets the ACL for a given mailbox */
+PHP_FUNCTION(imap_getacl)
+{
+	zval **streamind, **mailbox;
+	pils *imap_le_struct;
+
+	if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &streamind, &mailbox) == FAILURE) {
+		ZEND_WRONG_PARAM_COUNT();
+	}
+
+	ZEND_FETCH_RESOURCE(imap_le_struct, pils *, streamind, -1, "imap", le_imap);
+
+	convert_to_string_ex(mailbox);
+
+    /* initializing the special array for the return values */
+    array_init(return_value);
+
+    IMAPG(imap_acl_list) = return_value;
+
+	/* set the callback for the GET_ACL function */
+	mail_parameters(NIL, SET_ACL, (void *) mail_getacl);
+	if(!imap_getacl(imap_le_struct->imap_stream, Z_STRVAL_PP(mailbox))) {
+		php_error(E_WARNING, "c-client imap_getacl failed");
+		RETURN_FALSE;
+	}
+
+    IMAPG(imap_acl_list) = NIL;
+}
+/* }}} */
+
 #endif /* HAVE_IMAP2000 || HAVE_IMAP2001 */
 
 
diff -urw php4-4.3.9-clean/ext/imap/php_imap.h php4-4.3.9/ext/imap/php_imap.h
--- php4-4.3.9-clean/ext/imap/php_imap.h	2004-11-20 09:24:11.000000000 +0100
+++ php4-4.3.9/ext/imap/php_imap.h	2004-11-20 09:25:48.000000000 +0100
@@ -172,6 +172,7 @@
 PHP_FUNCTION(imap_get_quotaroot);
 PHP_FUNCTION(imap_set_quota);
 PHP_FUNCTION(imap_setacl);
+PHP_FUNCTION(imap_getacl);
 #endif
 
 
@@ -202,6 +203,7 @@
 	unsigned long status_uidvalidity;
 #if defined(HAVE_IMAP2000) || defined(HAVE_IMAP2001)
 	zval **quota_return;
+        pval *imap_acl_list;
 #endif
 ZEND_END_MODULE_GLOBALS(imap)