diff --git a/src/tool_util.c b/src/tool_util.c
index dab60f0bd..875411e3b 100644
--- a/src/tool_util.c
+++ b/src/tool_util.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -27,7 +27,7 @@
 
 #if defined(WIN32) && !defined(MSDOS)
 
-struct timeval tool_tvnow(void)
+struct timeval tvnow(void)
 {
   /*
   ** GetTickCount() is available on _all_ Windows versions from W95 up
@@ -52,7 +52,7 @@ struct timeval tool_tvnow(void)
 
 #elif defined(HAVE_CLOCK_GETTIME_MONOTONIC)
 
-struct timeval tool_tvnow(void)
+struct timeval tvnow(void)
 {
   /*
   ** clock_gettime() is granted to be increased monotonically when the
@@ -86,7 +86,7 @@ struct timeval tool_tvnow(void)
 
 #elif defined(HAVE_GETTIMEOFDAY)
 
-struct timeval tool_tvnow(void)
+struct timeval tvnow(void)
 {
   /*
   ** gettimeofday() is not granted to be increased monotonically, due to
@@ -100,7 +100,7 @@ struct timeval tool_tvnow(void)
 
 #else
 
-struct timeval tool_tvnow(void)
+struct timeval tvnow(void)
 {
   /*
   ** time() returns the value of time in seconds since the Epoch.
@@ -119,21 +119,8 @@ struct timeval tool_tvnow(void)
  *
  * Returns: the time difference in number of milliseconds.
  */
-long tool_tvdiff(struct timeval newer, struct timeval older)
+long tvdiff(struct timeval newer, struct timeval older)
 {
   return (long)(newer.tv_sec-older.tv_sec)*1000+
     (long)(newer.tv_usec-older.tv_usec)/1000;
 }
-
-/*
- * Same as tool_tvdiff but with full usec resolution.
- *
- * Returns: the time difference in seconds with subsecond resolution.
- */
-double tool_tvdiff_secs(struct timeval newer, struct timeval older)
-{
-  if(newer.tv_sec != older.tv_sec)
-    return (double)(newer.tv_sec-older.tv_sec)+
-      (double)(newer.tv_usec-older.tv_usec)/1000000.0;
-  return (double)(newer.tv_usec-older.tv_usec)/1000000.0;
-}
diff --git a/src/tool_util.h b/src/tool_util.h
index d5b3898ff..fda1e61bf 100644
--- a/src/tool_util.h
+++ b/src/tool_util.h
@@ -7,7 +7,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -23,7 +23,7 @@
  ***************************************************************************/
 #include "tool_setup.h"
 
-struct timeval tool_tvnow(void);
+struct timeval tvnow(void);
 
 /*
  * Make sure that the first argument (t1) is the more recent time and t2 is
@@ -31,24 +31,7 @@ struct timeval tool_tvnow(void);
  *
  * Returns: the time difference in number of milliseconds.
  */
-long tool_tvdiff(struct timeval t1, struct timeval t2);
-
-/*
- * Same as tool_tvdiff but with full usec resolution.
- *
- * Returns: the time difference in seconds with subsecond resolution.
- */
-double tool_tvdiff_secs(struct timeval t1, struct timeval t2);
-
-long tool_tvlong(struct timeval t1);
-
-#undef tvnow
-#undef tvdiff
-#undef tvdiff_secs
-
-#define tvnow()           tool_tvnow()
-#define tvdiff(a,b)       tool_tvdiff((a), (b))
-#define tvdiff_secs(a,b)  tool_tvdiff_secs((a), (b))
+long tvdiff(struct timeval t1, struct timeval t2);
 
 #endif /* HEADER_CURL_TOOL_UTIL_H */