single way is available for all host systems, nor are there reliable
ways to find out which way is correct for a given host. */
-#include <time.h>
+#ifdef TIME_WITH_SYS_TIME
+# include <sys/time.h>
+# include <time.h>
+#else
+# if HAVE_SYS_TIME_H
+# include <sys/time.h>
+# else
+# ifdef HAVE_TIME_H
+# include <time.h>
+# endif
+# endif
+#endif
#if defined (HAVE_GETRUSAGE) && defined (HAVE_SYS_RESOURCE_H)
-#include <sys/time.h>
#include <sys/resource.h>
#endif