Added missing ENOATTR text.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@32681 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/libroot/posix/string/strerror.c

@@ -520,6 +520,8 @@ error_description(int error)
 			return "STREAM ioctl() timeout";
 		case ETXTBSY:
 			return "Text file busy";
+		case ENOATTR:
+			return "No such attribute";
 
 		default:
 			return NULL;