backported loading dl extension with -dexetnsion=extension.so from php5.1-200512091130

--- php-5.0.5/sapi/cli/php_cli.c	2005-03-22 17:09:20.000000000 +0200
+++ php5.1-200512091130/sapi/cli/php_cli.c	2005-12-10 01:11:54.000000000 +0200
@@ -397,7 +397,7 @@
 }
 /* }}} */
 
-static void define_command_line_ini_entry(char *arg)
+static void define_command_line_ini_entry(char *arg TSRMLS_DC)
 {
 	char *name, *value;
 
@@ -409,7 +409,14 @@
 	} else {
 		value = "1";
 	}
-	zend_alter_ini_entry(name, strlen(name)+1, value, strlen(value), PHP_INI_SYSTEM, PHP_INI_STAGE_ACTIVATE);
+
+	if (!strcasecmp(name, "extension")) { /* load function module */
+		zval extension, zval;
+		ZVAL_STRING(&extension, value, 0);
+		php_dl(&extension, MODULE_PERSISTENT, &zval TSRMLS_CC);
+	} else {
+		zend_alter_ini_entry(name, strlen(name)+1, value, strlen(value), PHP_INI_SYSTEM, PHP_INI_STAGE_ACTIVATE);
+	}
 }
 
 
@@ -656,7 +663,7 @@
 			switch (c) {
 
 			case 'd': /* define ini entries on command line */
-				define_command_line_ini_entry(php_optarg);
+				define_command_line_ini_entry(php_optarg TSRMLS_CC);
 				break;
 
 			case 'h': /* help & quit */