--- vinagre-3.22.0/vinagre/pty_open.c.1	2017-12-01 14:22:42.371013104 +0000
+++ vinagre-3.22.0/vinagre/pty_open.c	2017-12-01 14:22:46.691005058 +0000
@@ -41,7 +41,6 @@
 
 /* Originally from vte */
 
-#define _XOPEN_SOURCE
 #define _GNU_SOURCE
 #define _BSD_SOURCE