!136 fix timeval dismatch with SO_RCVTIMEO flags

Merge pull request !136 from hhj/hhj_socketopt

porting/linux/user/include/alltypes.h.in

@@ -9,8 +9,8 @@ TYPEDEF _Addr ssize_t;
 TYPEDEF _Addr intptr_t;
 TYPEDEF _Addr regoff_t;
 TYPEDEF _Reg register_t;
-TYPEDEF long time_t;
-TYPEDEF long suseconds_t;
+TYPEDEF _Int64 time_t;
+TYPEDEF _Int64 suseconds_t;
 
 TYPEDEF signed char     int8_t;
 TYPEDEF signed short    int16_t;