Make sure that HAVE_WRITABLE_ARGV is defined.

patch/curl_tool_doswin.diff

@@ -1,10 +1,7 @@
- src/tool_doswin.c | 49 ++++++++++++++++++++++++++++++++++---------------
+diff --git "a/src/tool_doswin.c" "b/src/tool_doswin.c"
- 1 file changed, 34 insertions(+), 15 deletions(-)
+index db2b8b7..fb267ae 100644
-
+--- "a/src/tool_doswin.c"
-diff --git a/src/tool_doswin.c b/src/tool_doswin.c
++++ "b/src/tool_doswin.c"
-index e9347d2..558d15d 100644
---- a/src/tool_doswin.c
-+++ b/src/tool_doswin.c
 @@ -614,6 +614,37 @@ char **__crt0_glob_function(char *arg)
   * HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\SafeProcessSearchMode
   */
@@ -68,3 +65,25 @@ index e9347d2..558d15d 100644
      }
    }
  
+@@ -776,6 +795,8 @@ bool tool_isVistaOrGreater;
+ 
+ CURLcode win32_init(void)
+ {
++  size_t acmdln_len, wcmdln_len;
++
+   /* curlx_verify_windows_version must be called during init at least once
+      because it has its own initialization routine. */
+   if(curlx_verify_windows_version(6, 0, 0, PLATFORM_WINNT,
+@@ -788,6 +809,12 @@ CURLcode win32_init(void)
+ 
+   init_terminal();
+ 
++  SecureZeroMemory(_acmdln, acmdln_len = strlen(_acmdln) * sizeof(char));
++  SecureZeroMemory(_wcmdln, wcmdln_len = wcslen(_wcmdln) * sizeof(wchar_t));
++
++  if (acmdln_len >= 4) strcpy(_acmdln,  "curl");
++  if (wcmdln_len >= 4) wcscpy(_wcmdln, L"curl");
++
+   return CURLE_OK;
+ }
+ 

patch/curl_tool_getparam.diff

@@ -1,8 +1,19 @@
 diff --git "a/src/tool_getparam.c" "b/src/tool_getparam.c"
-index 5fa1ace..a1b54f4 100644
+index 5fa1ace..730400c 100644
 --- "a/src/tool_getparam.c"
 +++ "b/src/tool_getparam.c"
-@@ -563,8 +563,13 @@ static void cleanarg(argv_item_t str)
+@@ -23,6 +23,10 @@
+  ***************************************************************************/
+ #include "tool_setup.h"
+ 
++#ifndef HAVE_WRITABLE_ARGV
++#define HAVE_WRITABLE_ARGV 1
++#endif
++
+ #include "strcase.h"
+ 
+ #define ENABLE_CURLX_PRINTF
+@@ -563,8 +567,13 @@ static void cleanarg(argv_item_t str)
     * argument out so that the username:password isn't displayed in the
     * system process list */
    if(str) {