more posix support stuff

readme.md

@@ -61,7 +61,7 @@ This project is Licensed under the [GPLv3](https://www.gnu.org/licenses/gpl-3.0.
 
 ## Compilation
 
-Wrapper only runs on Linux systems that are Posix 2008 compliant
+Wrapper only runs on Linux systems that are Posix 1995 compliant
 
 Make sure to have `gcc` and `make` installed, and then run
 

src/server/server.c

@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>