openwrt-xburst/package/busybox/patches/450-httpd_accept_header.patch

--- a/networking/httpd.c
+++ b/networking/httpd.c
@@ -255,6 +255,8 @@ struct globals {
 	USE_FEATURE_HTTPD_BASIC_AUTH(char *remoteuser;)
 	USE_FEATURE_HTTPD_CGI(char *referer;)
 	USE_FEATURE_HTTPD_CGI(char *user_agent;)
+	USE_FEATURE_HTTPD_CGI(char *http_accept;)
+	USE_FEATURE_HTTPD_CGI(char *http_accept_language;)
 
 	off_t file_size;        /* -1 - unknown */
 #if ENABLE_FEATURE_HTTPD_RANGES
@@ -302,6 +304,8 @@ struct globals {
 #define remoteuser        (G.remoteuser       )
 #define referer           (G.referer          )
 #define user_agent        (G.user_agent       )
+#define http_accept       (G.http_accept      )
+#define http_accept_language (G.http_accept_language)
 #define file_size         (G.file_size        )
 #if ENABLE_FEATURE_HTTPD_RANGES
 #define range_start       (G.range_start      )
@@ -1383,6 +1387,10 @@ static void send_cgi_and_exit(
 		}
 	}
 	setenv1("HTTP_USER_AGENT", user_agent);
+	if (http_accept)
+		setenv1("HTTP_ACCEPT", http_accept);
+	if (http_accept_language)
+		setenv1("HTTP_ACCEPT_LANGUAGE", http_accept_language);
 	if (post_len)
 		putenv(xasprintf("CONTENT_LENGTH=%d", post_len));
 	if (cookie)
@@ -2020,6 +2028,10 @@ static void handle_incoming_and_exit(con
 				referer = xstrdup(skip_whitespace(iobuf + sizeof("Referer:")-1));
 			} else if (STRNCASECMP(iobuf, "User-Agent:") == 0) {
 				user_agent = xstrdup(skip_whitespace(iobuf + sizeof("User-Agent:")-1));
+			} else if (STRNCASECMP(iobuf, "Accept:") == 0) {
+				http_accept = xstrdup(skip_whitespace(iobuf + sizeof("Accept:")-1));
+			} else if (STRNCASECMP(iobuf, "Accept-Language:") == 0) {
+				http_accept_language = xstrdup(skip_whitespace(iobuf + sizeof("Accept-Language:")-1));
 			}
 #endif
 #if ENABLE_FEATURE_HTTPD_BASIC_AUTH