Removed unnecessary lines from threadpsx

Renamed GSOCK_TRYAGAIN to GSOCK_WOULDBLOCK
Added GSOCK_TIMEOUT
Enabled the replacement code for timeout handling in gsocket.c
Renamed some var in gsockunx & gsocket


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3327 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gsocket.h

@@ -12,6 +12,7 @@
 
 #if wxUSE_SOCKETS
 
+#include <stddef.h>
 #include <sys/types.h>
 
 #if !defined(__cplusplus)
@@ -49,7 +50,8 @@ typedef enum {
   GSOCK_INVSOCK,
   GSOCK_NOHOST,
   GSOCK_INVPORT,
-  GSOCK_TRYAGAIN,
+  GSOCK_WOULDBLOCK,
+  GSOCK_TIMEOUT,
   GSOCK_MEMERR
 } GSocketError;