Use uuidgen on FreeBSD

resources/functions.php

@@ -149,12 +149,11 @@
 		function uuid() {
 			$uuid = null;
 			if (PHP_OS === 'FreeBSD') {
-				$uuid = trim(shell_exec("uuid -v 4"));
+				$uuid = trim(shell_exec("uuidgen"));
 				if (is_uuid($uuid)) {
 					return $uuid;
 				} else {
-					echo "Please install the following package.\n";
-					echo "pkg install ossp-uuid\n";
+					echo "Please install uuidgen.\n";
 					exit;
 				}
 			}
@@ -167,7 +166,7 @@
 					if (is_uuid($uuid)) {
 						return $uuid;
 					} else {
-						echo "Please install the uuidgen.\n";
+						echo "Please install uuidgen.\n";
 						exit;
 					}
 				}