diff --git a/Utilities/Adaptors/Adaptor/appcfg.c b/Utilities/Adaptors/Adaptor/appcfg.c
index 724811ee076..e72b952b23b 100644
--- a/Utilities/Adaptors/Adaptor/appcfg.c
+++ b/Utilities/Adaptors/Adaptor/appcfg.c
@@ -1232,7 +1232,7 @@ static char *_retrieveServerInfo(ConfigServer *server, net_fd s, int *len, char
    }
    tr_close(c, AC_INVALID_HANDLE, 0);
    if (resp != NULL) {
-      *len = resp->content_length;
+      *len = (int) resp->content_length;
       *content_type = '\0';
       if (resp->status == HTTP_OK) {
          /* may be NOT_MODIFIED (or worse!) */
diff --git a/Utilities/Adaptors/Adaptor/config.h b/Utilities/Adaptors/Adaptor/config.h
index 4ac887a215f..7eeb850d4a5 100644
--- a/Utilities/Adaptors/Adaptor/config.h
+++ b/Utilities/Adaptors/Adaptor/config.h
@@ -57,7 +57,7 @@ typedef int  intptr_t;
 #define CURRENT_WOF_VERSION_MAJOR	4
 #define CURRENT_WOF_VERSION_MINOR	6
 
-#define ADAPTOR_VERSION			"4.6.2"
+#define ADAPTOR_VERSION			"4.6.3"
 
 /* Used to turn the value of a macro into a string literal */
 #define _Str(x) #x
diff --git a/Utilities/Adaptors/Adaptor/request.c b/Utilities/Adaptors/Adaptor/request.c
index 9ad4a57d110..33cb27bece2 100644
--- a/Utilities/Adaptors/Adaptor/request.c
+++ b/Utilities/Adaptors/Adaptor/request.c
@@ -168,7 +168,7 @@ const char *req_AddHeader_common(HTTPRequest *req,const char *key,const char *va
     */
    if ((req->content_length == 0) &&
        ((strcasecmp(key, CONTENT_LENGTH) == 0) || (strcasecmp(key, "content_length") == 0)))	/* get content-length */
-       req->content_length = atoi(value);
+       req->content_length = atol(value);
 
 #ifdef DEBUG
        WOLog(WO_DBG,"(req-hdr) %s: %s",key, value);
@@ -263,8 +263,8 @@ int req_sendRequest(HTTPRequest *req, net_fd socket)
    /* Note that we reuse buffers, and the existing content-data buffer. */
    if (req->content_length > req->content_buffer_size)
    {
-      int total_sent = req->content_buffer_size;
-      int len_read, amount_to_read;
+      long total_sent = req->content_buffer_size;
+      long len_read, amount_to_read;
       req->haveReadStreamedData = 1;
       while (total_sent < req->content_length)
       {
@@ -362,8 +362,8 @@ int req_sendRequest(HTTPRequest *req, net_fd socket)
    /* Note that we reuse buffers, and the existing content-data buffer. */
    if (req->content_length > req->content_buffer_size)
    {
-      int total_sent = req->content_buffer_size;
-      int len_read, amount_to_read;
+      long total_sent = req->content_buffer_size;
+      long len_read, amount_to_read;
       req->haveReadStreamedData = 1;
       while (total_sent < req->content_length && result == 0)
       {
diff --git a/Utilities/Adaptors/Adaptor/request.h b/Utilities/Adaptors/Adaptor/request.h
index 99eeed2d615..164e1651ec8 100644
--- a/Utilities/Adaptors/Adaptor/request.h
+++ b/Utilities/Adaptors/Adaptor/request.h
@@ -51,7 +51,7 @@ typedef struct _HTTPRequest {
 	char *request_str;			/* the http request (includes CRLF) */
 	void *headers;				/* (strtbl *) but you don't need to know */
 	void *api_handle;			/* api specific pointer */
-	unsigned content_length;
+	unsigned long content_length;
 	void *content;
         unsigned content_buffer_size;
         req_getMoreContentCallback getMoreContent;
diff --git a/Utilities/Adaptors/Adaptor/response.c b/Utilities/Adaptors/Adaptor/response.c
index 769a96725ce..a85ab1d8c17 100644
--- a/Utilities/Adaptors/Adaptor/response.c
+++ b/Utilities/Adaptors/Adaptor/response.c
@@ -95,7 +95,7 @@ HTTPResponse *resp_errorResponse(const char *msg, int status)
    resp->content = html_msg->text;
    resp_addStringToResponse(resp, html_msg);
    resp->flags |= RESP_DONT_FREE_CONTENT;
-   sprintf(buf,"%d",resp->content_length);
+   sprintf(buf, "%lu", resp->content_length);
    st_add(resp->headers, CONTENT_LENGTH, buf, STR_COPYVALUE|STR_FREEVALUE);
    return resp;
 }
@@ -174,8 +174,8 @@ void resp_addHeader(HTTPResponse *resp, String *rawhdr)
       // 2009/06/10: an explicit content-length value is available.
       //             Update response flag information:
       resp->flags |= RESP_LENGTH_EXPLICIT;
-      resp->content_length = atoi(value);
-      WOLog(WO_INFO,"content-length was set expl.: %d", resp->content_length);
+      resp->content_length = atol(value);
+      WOLog(WO_INFO, "content-length was set expl.: %lu", resp->content_length);
    }
 
    if (((strcasecmp(CONTENT_TYPE,key) == 0) || strcasecmp("content_type", key) == 0))
@@ -235,7 +235,7 @@ HTTPResponse *resp_getResponseHeaders(WOConnection *instanceConnection, WOInstan
          //             can be found in the adaptor source code.  Therefore, we
          //             should better use INT_MAX!
          resp->content_length = INT_MAX;
-         WOLog(WO_WARN, "Response doesn't specify a content-length: assuming %u bytes!",
+         WOLog(WO_WARN, "Response doesn't specify a content-length: assuming %lu bytes!",
                resp->content_length);
       }
    }
@@ -254,7 +254,7 @@ int resp_getResponseContent(HTTPResponse *resp, int allowStreaming)
 {
    int ret = 0;
    if (resp->content_length) {
-      int count, amountToRead;
+      long count, amountToRead;
 
       if (resp->content == NULL)
       {
diff --git a/Utilities/Adaptors/Adaptor/response.h b/Utilities/Adaptors/Adaptor/response.h
index 95196b521e8..a6eb44267cc 100644
--- a/Utilities/Adaptors/Adaptor/response.h
+++ b/Utilities/Adaptors/Adaptor/response.h
@@ -37,9 +37,9 @@ typedef struct _HTTPResponse {
         /* These Strings get freed along with the response. */
         String *responseStrings;
         void *content;
-        unsigned content_length;
+        unsigned long content_length;
         unsigned content_buffer_size;
-        unsigned content_read; /* total amount of data read from the instance */
+        unsigned long content_read; /* total amount of data read from the instance */
         unsigned content_valid; /* amount of valid data in content buffer */
         int (*getMoreContent)(struct _HTTPResponse *resp, void *buffer, int bufferSize);
         
diff --git a/Utilities/Adaptors/Apache2.2/mod_WebObjects.c b/Utilities/Adaptors/Apache2.2/mod_WebObjects.c
index fee966a9d53..cfc5a5300a7 100644
--- a/Utilities/Adaptors/Apache2.2/mod_WebObjects.c
+++ b/Utilities/Adaptors/Apache2.2/mod_WebObjects.c
@@ -449,7 +449,7 @@ static void sendResponse(request_rec *r, HTTPResponse *resp) {
         while (resp->content_read < resp->content_length &&
             (resp->flags & RESP_LENGTH_INVALID) != RESP_LENGTH_INVALID)
         {
-            int count;
+            long count;
 
             ap_rwrite(resp->content, resp->content_valid, r);
             if (r->connection->aborted) {
diff --git a/Utilities/Adaptors/Apache2.4/mod_WebObjects.c b/Utilities/Adaptors/Apache2.4/mod_WebObjects.c
index 992ce62b36f..b6d7aa38d06 100644
--- a/Utilities/Adaptors/Apache2.4/mod_WebObjects.c
+++ b/Utilities/Adaptors/Apache2.4/mod_WebObjects.c
@@ -449,7 +449,7 @@ static void sendResponse(request_rec *r, HTTPResponse *resp) {
         while (resp->content_read < resp->content_length &&
             (resp->flags & RESP_LENGTH_INVALID) != RESP_LENGTH_INVALID)
         {
-            int count;
+            long count;
 
             ap_rwrite(resp->content, resp->content_valid, r);
             if (r->connection->aborted) {
diff --git a/Utilities/Adaptors/CGI/WebObjects.c b/Utilities/Adaptors/CGI/WebObjects.c
index 98bacf8291e..c393cc77251 100644
--- a/Utilities/Adaptors/CGI/WebObjects.c
+++ b/Utilities/Adaptors/CGI/WebObjects.c
@@ -147,7 +147,7 @@ static void sendResponse(HTTPResponse *resp)
 #ifndef PROFILE
    /* resp->content_valid will be 0 for HEAD requests and empty responses */
    if (resp->content_valid) {
-      int count;
+      long count;
 
       while (resp->content_read < resp->content_length &&
              (resp->flags & RESP_LENGTH_INVALID) != RESP_LENGTH_INVALID) {
diff --git a/Utilities/Adaptors/IIS/WebObjects.c b/Utilities/Adaptors/IIS/WebObjects.c
index 538982bc113..84bcd6d6052 100644
--- a/Utilities/Adaptors/IIS/WebObjects.c
+++ b/Utilities/Adaptors/IIS/WebObjects.c
@@ -200,7 +200,7 @@ static void sendResponse(EXTENSION_CONTROL_BLOCK *p, HTTPResponse *resp)
 
          /* resp->content_valid will be 0 for HEAD requests and empty responses */
          if (resp->content_valid) {
-            int count;
+            long count;
             while (resp->content_read < resp->content_length &&
                    (resp->flags & RESP_LENGTH_INVALID) != RESP_LENGTH_INVALID &&
                    browserStatus == 0) {
@@ -567,7 +567,7 @@ static int readContentData(HTTPRequest *req, void *dataBuffer, int dataSize, int
        length = (char *)WOMALLOC(32);
        if (length)
        {
-          sprintf(length,"%d",req->content_length);
+          sprintf(length,"%lu",req->content_length);
           req_addHeader(req, CONTENT_LENGTH, length, STR_FREEVALUE);
        }
        if (p->lpszContentType != NULL)