remove unused wallclock API

utils/utils.c

@@ -265,17 +265,6 @@ const char *rfc1123_date(time_t t)
 }
 
 
-/* exported interface documented in utils/utils.h */
-unsigned int wallclock(void)
-{
-	struct timeval tv;
-
-	if (gettimeofday(&tv, NULL) == -1)
-		return 0;
-
-	return ((tv.tv_sec * 100) + (tv.tv_usec / 10000));
-}
-
 #ifndef HAVE_STRCASESTR
 
 /**

utils/utils.h

@@ -156,16 +156,6 @@ bool is_dir(const char *path);
  */
 char *human_friendly_bytesize(unsigned long bytesize);
 
-/**
- * Returns a number of centiseconds, that increases in real time, for the
- * purposes of measuring how long something takes in wall-clock terms.
- *
- * The implementation uses gettimeofday() for this.  Should the call
- * to gettimeofday() fail, it returns zero.
- *
- * \return number of centiseconds that increases monotonically
- */
-unsigned int wallclock(void);
 
 /**
  * Generate a string from one or more component elemnts separated with