Make things work on OpenBSD again

sim/sim_time.cc:
    make this work in OpenBSD
sim/sim_time.hh:
    timeval is defined in sys/time.h
base/remote_gdb.cc:
    need to include <cstdio> for sprintf

--HG--
extra : convert_revision : a230aa691bb798c37243fe4253399b2e40a2d12d

sim/sim_time.cc

@@ -132,21 +132,21 @@ namespace Time
     ostream &
     operator<<(ostream &out, const Start &start)
     {
-        out << ::ctime(&start.get().tv_sec);
+        out << ::ctime((const time_t *)&start.get().tv_sec);
         return out;
     }
 
     ostream &
     operator<<(ostream &out, const Now &now)
     {
-        out << ::ctime(&now.get().tv_sec);
+        out << ::ctime((const time_t *)&now.get().tv_sec);
         return out;
     }
 
     ostream &
     operator<<(ostream &out, const Elapsed &elapsed)
     {
-        out << ::ctime(&elapsed.get().tv_sec);
+        out << ::ctime((const time_t *)&elapsed.get().tv_sec);
         return out;
     }
 }

sim/sim_time.hh

@@ -29,6 +29,8 @@
 #ifndef __SIM_TIME_HH__
 #define __SIM_TIME_HH__
 
+#include <sys/time.h>
+
 #include <iosfwd>
 
 namespace Time {