diff --git a/lib/base64.c b/lib/base64.c
index 4cc7ae9f6269877cee084a76e421351535450453..042caef71ed808609ce9878a73b9e77f18518627 100644
--- a/lib/base64.c
+++ b/lib/base64.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2009, 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
@@ -141,7 +141,8 @@ size_t Curl_base64_decode(const char *src, unsigned char **outptr)
  *
  */
 size_t Curl_base64_encode(struct SessionHandle *data,
-                          const char *inp, size_t insize, char **outptr)
+                          const char *inputbuff, size_t insize,
+                          char **outptr)
 {
   unsigned char ibuf[3];
   unsigned char obuf[4];
@@ -153,7 +154,7 @@ size_t Curl_base64_encode(struct SessionHandle *data,
   char *convbuf = NULL;
 #endif
 
-  const char *indata = inp;
+  const char *indata = inputbuff;
 
   *outptr = NULL; /* set to NULL in case of failure before we reach the end */
 
diff --git a/lib/curl_base64.h b/lib/curl_base64.h
index c98fd196c464df2563ac8facbf675a779c6f8144..627eb93e3c96c9bae4ad9f806b3a89083d5d20a9 100644
--- a/lib/curl_base64.h
+++ b/lib/curl_base64.h
@@ -1,5 +1,5 @@
-#ifndef __CURL_BASE64_H
-#define __CURL_BASE64_H
+#ifndef HEADER_CURL_BASE64_H
+#define HEADER_CURL_BASE64_H
 /***************************************************************************
  *                                  _   _ ____  _
  *  Project                     ___| | | |  _ \| |
@@ -7,7 +7,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2009, 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
@@ -22,7 +22,11 @@
  *
  * $Id$
  ***************************************************************************/
+
 size_t Curl_base64_encode(struct SessionHandle *data,
-                          const char *input, size_t size, char **str);
-size_t Curl_base64_decode(const char *source, unsigned char **outptr);
-#endif
+                          const char *inputbuff, size_t insize,
+                          char **outptr);
+
+size_t Curl_base64_decode(const char *src, unsigned char **outptr);
+
+#endif /* HEADER_CURL_BASE64_H */
diff --git a/lib/dict.c b/lib/dict.c
index aa13ebdc94f88a4a312f36f77ffafbb51065062a..acf7ef68954cfd148c1bc82203bcdf435936c0e6 100644
--- a/lib/dict.c
+++ b/lib/dict.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2009, 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
@@ -112,7 +112,7 @@ const struct Curl_handler Curl_handler_dict = {
   PROT_DICT                             /* protocol */
 };
 
-static char *unescape_word(struct SessionHandle *data, const char *inp)
+static char *unescape_word(struct SessionHandle *data, const char *inputbuff)
 {
   char *newp;
   char *dictp;
@@ -121,7 +121,7 @@ static char *unescape_word(struct SessionHandle *data, const char *inp)
   char byte;
   int olen=0;
 
-  newp = curl_easy_unescape(data, inp, 0, &len);
+  newp = curl_easy_unescape(data, inputbuff, 0, &len);
   if(!newp)
     return NULL;
 
diff --git a/lib/dict.h b/lib/dict.h
index eb4fb9d3b99857847c78b0f4d654cf45587f2353..c1ae6c270f32f9f3e9cd0aa0d0f64a73b4d465dd 100644
--- a/lib/dict.h
+++ b/lib/dict.h
@@ -1,6 +1,5 @@
-#ifndef __DICT_H
-#define __DICT_H
-
+#ifndef HEADER_CURL_DICT_H
+#define HEADER_CURL_DICT_H
 /***************************************************************************
  *                                  _   _ ____  _
  *  Project                     ___| | | |  _ \| |
@@ -8,7 +7,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2005, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2009, 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 +22,9 @@
  *
  * $Id$
  ***************************************************************************/
+
 #ifndef CURL_DISABLE_DICT
 extern const struct Curl_handler Curl_handler_dict;
 #endif
-#endif
+
+#endif /* HEADER_CURL_DICT_H */